differentiant

Century Dictionary and Cyclopedia

1. n. In mathematics, a rational integral function of the coefficients of a binary quantic, of equal weight in all its terms in respect to either variable, subject to satisfy the condition
2. n. where a, b, c, etc., multiplied by binomial coefficients, give the coefficients of the quantic, and where D is the differentiant.
3. Of or pertaining to a discontinuous variation, sport, mutation, or inherited change in the type of race or species.