- any one of the coefficients of the variables in an expanded binomial series.
Compare binomial theorem.
Origin of binomial coefficient
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- 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 (n k), n C k, or C n kSee also combination (def. 6)