binomial coefficient

noun

, Mathematics.

1. any one of the coefficients of the variables in an expanded binomial series.

binomial coefficient

noun

1. maths any of the numerical factors which multiply the successive terms in a binomial expansion; any term of the form n !/( n–k )! k !: written ( nk ), nCk , or Cnk See also combination

Word History and Origins

Origin of binomial coefficient¹

First recorded in 1885–90