Meaning of binomial

bi•no•mi•al

Pronunciation: (bī-nō'mē-ul), [key]
— n.
  1. an expression that is a sum or difference of two terms, as 3x + 2y and x − 4x.
  2. a taxonomic name consisting of a generic and a specific term, used to designate species.
—adj.
  1. consisting of or pertaining to two terms or a binomial.
  2. consisting of or characterized by binomials.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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