variable
/ˈvɛɹiəbəɫ/
a symbol representing an unknown or changeable quantity
variable in a sentence
“Let x be the variable representing the unknown price.”
Origin of variable
Latin variabilis changeable, from variare to change
Related Words
coefficient
a numerical factor multiplying a variable
polynomial
an expression of variables and coefficients using only addition, subtraction, and multiplication
quadratic
involving the second power of a variable
factorization
expressing a number or expression as a product of its factors
matrix
a rectangular array of numbers arranged in rows and columns
determinant
a scalar value computed from a square matrix