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1. Of or relating to or consisting of two terms
   "binomial expression"
    
2. Having or characterized by two names, especially those of genus and species in taxonomies
   "binomial nomenclature of bacteria"
   - binominal

1. (mathematics) a quantity expressed as a sum or difference of two terms; a polynomial with two terms

Derived forms: binomials

See also: onymous

Type of: quantity

Encyclopedia: Binomial