determinant
Cross references: 1. cause de.ter.mi.nant \-'t*rm-(*-)n*nt\ n 1: something that determines or conditions : FACTOR 2: a square array of numbers bordered on either side by a straight line wit h a value that is the algebraic sum of all the products that can be formed by taking as factors one element in succession from each row and column and giving to each product a positive or negative sign depending upon whether the number of permutations necessary to place the indices representing each factor's position in its row or column in the order of the natural numbers is odd or even 3: GENE; broadly : a comparable subordinate agent (as a plasm agene)
Webster's English Dictionary