Are you looking for some math words that start with the letter S? Look no further, you have come to the right place.

In this article, I’m going to embark on a journey into the realm of math words that start with the letter S. From algebraic equations to awe-inspiring angles, these words hold the key to unlocking the beauty and complexity of the numerical world.

So, without any further ado, let’s dive into the captivating world of “Math Words That Start With S” and discover the beauty and relevance of arithmetic in our lives.

**Math Words That Start With S**

The followings are the math words that begin with the letter S (In alphabetical order):

**1. Salary:** “Salary” refers to the fixed regular payment that an employee receives from an employer for services rendered, typically expressed as an annual amount.

**2. Sale Price:** The “sale price” is the discounted or reduced price at which an item or product is sold, often lower than the original or regular price.

**3. Sales Tax:** “Sales tax” is a percentage-based tax imposed on the sale of goods and services, typically collected by the seller on behalf of the government.

**4. Same Number:** When two or more quantities or values are identical, they are referred to as the “same number.”

**5. Sample:** In statistics, a “sample” is a subset of a larger population used to gather data and make inferences about the entire population.

**6. Sample Point:** In probability, a “sample point” represents a possible outcome of a random experiment or trial.

**7. Sample Space:** The “sample space” is the set of all possible outcomes of a random experiment or trial.

**8. Satisfy:** In mathematics, when a specific value or condition fulfills the requirements of an equation, inequality, or statement, it is said to “satisfy” the expression.

**9. Saving:** “Saving” refers to the act of setting aside money or resources for future use or emergencies.

**10. Savings Account:** A “savings account” is a type of bank account that allows individuals to deposit money and earn interest on the balance.

**11. Savings Bond:** A “savings bond” is a government-issued security that individuals can purchase to lend money to the government and earn interest over time.

**12. Scalar:** A “scalar” is a single value or quantity that represents a magnitude without any direction.

**13. Scale:** “Scale” can have multiple meanings in mathematics, including the ratio of measurements in a drawing or model to the actual size of the object it represents.

**14. Scale Drawing:** A “scale drawing” is a representation of an object or space that is proportionally smaller or larger than the actual size.

**15. Scalene Triangle:** A “scalene triangle” is a type of triangle where all three sides have different lengths and all three angles are unequal.

**16. Scales:** In mathematics, “scales” are a system of graduated marks used for measurement.

**17. Scaling:** “Scaling” involves changing the size or dimensions of an object or figure proportionally.

**18. Scatter Plot:** A “scatter plot” is a graphical representation of data points in a coordinate plane, used to identify relationships between two variables.

**19. Scientific Notation:** “Scientific notation” is a method of writing numbers.

**20. Seasons:** “Seasons” refer to the four distinct periods of the year – spring, summer, autumn (fall), and winter, each characterized by specific weather patterns.

**21. Secant:** In trigonometry, “secant” represents the reciprocal of the cosine function.

**22. Sech:** “Sech” is the hyperbolic secant function.

**23. Second:** “Second” is a unit of time, equal to 1/601/60 of a minute or 1/36001/3600 of an hour.

**24. Second Hand:** The “second hand” of a clock is the slender hand that indicates the seconds as the clock ticks.

**25. Section:** In geometry, a “section” is the shape formed when a plane intersects a solid figure.

**26. Sector:** A “sector” is a portion of a circle enclosed by two radii and an arc.

**27. Sector Graph:** A “sector graph” is a circular graph used to represent data as sectors of a circle, often used to show proportions or percentages.

**28. Sector of a Circle:** A “sector of a circle” is the region bounded by two radii and the arc between them.

**29. Security:** In finance, a “security” is a tradable financial asset, such as stocks, bonds, or options.

**30. Segment:** A “segment” is a part of a line that includes two endpoints and all the points between them.

**31. Semi-:** “Semi-” is a prefix denoting “half” or “partially” in the International System of Units (SI).

**32. Semiannually:** “Semiannually” refers to an event or occurrence that happens twice a year or every six months.

**33. Semicircle:** A “semicircle” is half of a circle, formed by cutting a circle along its diameter.

**34. Semi-major Axis:** In an ellipse, the “semi-major axis” is half of the longest diameter that passes through the center and ends at the ellipse’s boundary.

**35. Semi-minor Axis:** In an ellipse, the “semi-minor axis” is half of the shortest diameter perpendicular to the semi-major axis.

**36. Semiprime:** A “semiprime” is a composite number that is the product of exactly two prime numbers.

**37. Senary:** “Senary” is a numeral system with a base of six, using the digits 0 to 5.

**38. Sentence:** In mathematics, a “sentence” is a meaningful statement expressed using symbols and mathematical notation.

**39. Septagon:** A “septagon” is a polygon with seven sides and seven angles.

**40. Septenary:** “Septenary” is a numeral system with a base of seven, using the digits 0 to 6.

**41. Sequence:** A “sequence” is an ordered list of numbers or objects that follow a specific pattern or rule.

**42. Series:** In mathematics, a “series” is the sum of the terms of a sequence.

**43. Set:** A “set” is a collection of distinct objects or elements grouped together based on specific criteria.

**44. Sexagesimal:** “Sexagesimal” is a numeral system with a base of sixty, using the digits 0 to 59.

**45. Shape:** In geometry, “shape” refers to the form or outline of an object or figure.

**46. Sharing:** “Sharing” involves dividing or distributing a quantity or amount among multiple parties or individuals.

**47. Shortest:** “Shortest” signifies the minimum distance or length among multiple options.

**48. SI Units:** “SI units” refer to the International System of Units, which is the modern form of the metric system used in science and most countries worldwide.

**49. Side:** In geometry, a “side” refers to one of the segments that form a polygon.

**50. Side of a Polygon:** In a polygon, a “side” is a line segment that connects two consecutive vertices.

**51. Side View:** A “side view” is a representation of an object or figure as seen from the side.

**52. Sign:** In mathematics, the “sign” of a number indicates whether it is positive, negative, or zero.

**53. Signed Number:** A “signed number” is a numerical value with a positive or negative sign, indicating its direction from zero.

**54. Significant Digits:** “Significant digits,” also known as significant figures, are the digits in a number that carry meaning and contribute to its accuracy.

**55. Significant Figures:** “Significant figures” are the digits in a number that are considered reliable and significant.

**56. Similar:** In geometry, two figures are “similar” if they have the same shape but not necessarily the same size.

**57. Simple Harmonic Motion:** “Simple Harmonic Motion” refers to the repetitive back-and-forth motion of an object around an equilibrium position.

**58. Simple Interest:** “Simple interest” is a straightforward method of calculating interest on a principal amount, where the interest is not reinvested or compounded.

**59. Simplest Form:** “Simplest form” refers to expressing a fraction with the smallest possible numerator and denominator, ensuring it is in its most reduced form.

**60. Simplify:** In mathematics, “simplify” means to perform operations or transformations to make an expression or equation more manageable or concise.

**61. Simplifying Fractions:** “Simplifying fractions” involves reducing a fraction to its simplest form by dividing both the numerator and denominator by their greatest common divisor.

**62. Simultaneous Equations:** “Simultaneous equations” are a system of equations with multiple variables, solved together to find the common solution.

**63. Sine:** In trigonometry, “sine” is one of the fundamental trigonometric functions that relates the ratios of the sides of a right triangle.

**64. Sine Rule:** The “sine rule” relates the sides and angles of a triangle in any proportion.

**65. Singleton Set:** A “singleton set” is a set containing only one element.

**66. Sinh:** The “sinh” function is the hyperbolic sine function.

**67. Sinusoid:** A “sinusoid” is a mathematical curve that represents a sine or cosine function.

**68. Size:** In mathematics, “size” refers to the measurement or extent of an object or figure.

**69. Skewed Data:** “Skewed data” in statistics refers to data that is not symmetrical around the mean and is inclined towards one side.

**70. Skip Counting:** “Skip counting” is a counting method that involves counting by a specific number, often used for rapid counting or pattern recognition.

**71. Slant Length:** In geometry, the “slant length” refers to the length of a diagonal or oblique line connecting two points on a solid figure.

**72. Slide:** In geometry, “slide” is a transformation that moves a shape in a specific direction without rotating or reflecting it.

**73. Slope:** “Slope” is a measure of the steepness of a line and represents the ratio of vertical change to horizontal change.

**74. Slope of Parallel Line:** Parallel lines have the same “slope,” which means they have the same steepness and inclination.

**75. Solid:** A “solid” is a three-dimensional object or figure that has length, width, and height.

**76. Solid Angle:** A “solid angle” is a measure of the amount of space an object occupies in three-dimensional space as seen from a particular point.

**77. Solid of Revolution:** A “solid of revolution” is a three-dimensional shape formed by rotating a two-dimensional shape around an axis.

**78. Solid Shape:** In geometry, a “solid shape” is a three-dimensional figure that occupies space and has length, width, and height.

**79. Solstice:** A “solstice” is an astronomical event that occurs twice a year when the Sun reaches its highest or lowest position in the sky.

**80. Solution:** A “solution” is a value or set of values that satisfy an equation, system of equations, or inequality.

**81. Solve:** “Solve” means to find the answer or solution to a mathematical problem or equation.

**82. Solving One-step Equations:** “Solving one-step equations” involves finding the value of a variable by performing one operation on both sides of the equation.

**83. Solving Radical Equations:** “Solving radical equations” involves finding the value of a variable that appears under a radical sign.

**84. Sort:** “Sort” means to arrange objects or data in a particular order or sequence.

**85. Space:** In mathematics, “space” refers to a three-dimensional expanse that includes length, width, and height.

**86. Speed:** “Speed” is the rate at which an object covers a distance in a given time, often measured in distance per unit time.

**87. Speedometer:** A “speedometer” is an instrument used in vehicles to measure and display the vehicle’s speed.

**88. Sphere:** A “sphere” is a three-dimensional geometric shape with all points equidistant from a central point.

**89. Spheroid:** A “spheroid” is a three-dimensional figure that resembles a sphere but is slightly elongated or flattened at the poles.

**90. Spiral:** A “spiral” is a curve that winds around a fixed point while continually moving away from or toward the point.

**91. Spline:** In mathematics, a “spline” is a smooth curve that connects specific points, often used in computer graphics and engineering.

**92. Spring:** In physics, a “spring” is an elastic object that can store mechanical energy when compressed or stretched and release it when released.

**93. Spring Balance:** A “spring balance” is a measuring instrument used to determine the weight or force applied to it.

**94. Square:** A “square” is a four-sided polygon with all sides of equal length and all angles of 90 degrees.

**95. Square and Square Roots:** In arithmetic, the “square” of a number is obtained by multiplying the number by itself, while the “square root” is the inverse operation that finds a number whose square yields the original number.

**96. Square Centimeter:** A “square centimeter” is a unit of area equal to the area of a square with sides measuring one centimeter.

**97. Square Kilometer:** A “square kilometer” is a unit of area equal to the area of a square with sides measuring one kilometer.

**98. Square Matrix:** A “square matrix” is a matrix with an equal number of rows and columns.

**99. Square Measure:** “Square measure” refers to the area or size of a two-dimensional figure, often measured in square units.

**100. Square Meter:** A “square meter” is a unit of area equal to the area of a square with sides measuring one meter.

**101. Square Millimeter:** A “square millimeter” is a unit of area equal to the area of a square with sides measuring one millimeter.

**102. Square Number:** A “square number” is the product of an integer multiplied by itself, resulting in a perfect square.

**103. Square Prism:** A “square prism” is a three-dimensional figure with two square bases and four rectangular faces.

**104. Square Root:** The “square root” of a number is a value that, when multiplied by itself, gives the original number.

**105. Square Unit:** “Square unit” refers to a unit used to measure area, such as square centimeters, square meters, etc.

**106. Standard Deviation:** “Standard deviation” is a measure of the amount of variation or dispersion in a set of data.

**107. Standard Form:** In algebra, “standard form” refers to the conventional way of writing a number using digits, powers of 10, and sign.

**108. Standard Normal Distribution:** The “standard normal distribution” is a specific type of normal distribution with a mean of 0 and a standard deviation of 1.

**109. Standard Notation:** In mathematics, “standard notation” represents numbers using digits and place value.

**110. Standard of Living:** “Standard of living” refers to the level of comfort, wealth, and material goods available to individuals or groups.

**111. Stationary Point:** In calculus, a “stationary point” is a point on the graph of a function where the derivative is zero or undefined.

**112. Statistics:** “Statistics” is the branch of mathematics that deals with the collection, analysis, interpretation, presentation, and organization of data.

**113. Stem-and-Leaf Plot:** A “stem-and-leaf plot” is a graphical representation of data that displays individual data points arranged in ascending order.

**114. Stemplot:** A “stemplot” is a visual representation of data using stems and leaves to display individual data points.

**115. Steradian:** A “steradian” is the unit of solid angle used in three-dimensional space.

**116. Stochastic:** “Stochastic” refers to a random process or system involving chance or probability.

**117. Straight Angle:** A “straight angle” is an angle measuring exactly 180 degrees, forming a straight line.

**118. Straight Line:** A “straight line” is the shortest distance between two points, often represented by a single straight path.

**119. Subitising:** “Subitising” is the ability to recognize and identify the number of objects in a small set without counting.

**120. Subscript:** A “subscript” is a small letter or number written below the baseline of a character, often used to denote indices in mathematics.

**121. Subset:** A “subset” is a part of a larger set that contains some or all of the elements of the original set.

**122. Substitution:** In algebra, “substitution” involves replacing a variable in an expression or equation with a specific value.

**123. Subtend:** In geometry, “subtend” means to extend or span an angle from one side to another.

**124. Subtended Angle:** A “subtended angle” is the angle formed by two intersecting lines or rays, measured from one side to the other.

**125. Subtract:** “Subtract” is one of the basic arithmetic operations, involving the removal or deduction of one quantity from another.

**126. Subtracting Decimals:** “Subtracting decimals” involves performing subtraction with numbers that have decimal places.

**127. Subtracting Fractions:** “Subtracting fractions” involves finding the difference between two fractions.

**128. Subtracting Polynomials:** “Subtracting polynomials” involves finding the difference between two polynomials.

**129. Subtracting Time:** “Subtracting time” involves finding the difference in time between two given points.

**130. Subtraction:** “Subtraction” is an arithmetic operation used to find the difference between two quantities.

**131. Subtrahend:** The “subtrahend” is the number being subtracted from another number in a subtraction operation.

**132. Successive:** “Successive” refers to something that follows immediately after another in a series or sequence.

**133. Sum:** The “sum” is the result obtained by adding two or more numbers or quantities together.

**134. Summary Statistics:** “Summary statistics” are numerical values used to summarize and describe a set of data.

**135. Summer:** “Summer” refers to one of the four seasons, characterized by warm weather and longer daylight hours.

**136. Superscript:** A “superscript” is a small letter, number, or symbol written above the baseline of a character, often used for exponents in mathematics.

**137. Supplementary Angles:** “Supplementary angles” are two angles that add up to 180 degrees when placed together.

**138. Surd:** In mathematics, a “surd” is an irrational number expressed in square root form.

**139. Surface:** In geometry, a “surface” refers to the outermost layer or boundary of a three-dimensional figure.

**140. Surface Area:** The “surface area” of a three-dimensional object is the sum of the areas of all its faces and curved surfaces.

**141. Surface Area of a Cube:** The “surface area of a cube” is the total area of all six faces of the cube.

**142. Surface Area of Pyramid:** The “surface area of a pyramid” is the sum of the area of its base and the lateral faces.

**143. Surface Area of Sphere:** The “surface area of a sphere” is the total area of its curved surface.

**144. Surface Area of Triangular Pyramid:** The “surface area of a triangular pyramid” is the sum of the area of its base and the lateral faces.

**145. Survey:** A “survey” is a method of data collection that involves obtaining information from a sample of a population to make inferences about the entire population.

**146. Symbol:** A “symbol” is a representation or sign that represents an object, quantity, or concept.

**147. Symmetry:** “Symmetry” refers to the balanced arrangement of elements or parts on either side of a central axis.

**148. System of Equations:** A “system of equations” is a set of multiple equations with multiple variables, often solved together to find the common solution.

I hope you found this article “Math Words That Start With S” helpful and informative.

Also, keep in mind that, this isn’t an exhaustive list, if there are any math words starting with the letter S.

Feel free to leave a comment below with the missing math word and I’ll update the list as soon as possible.

And, if you’d like to explore more math words starting with different letters of the alphabet, click the link below:

- Math Words That Start With T
- Math Words That Start With U
- Math Words That Start With V
- Math Words That Start With W