Definition of "binominal" in English

adjective

1. (taxonomy) Consisting of two names.

2. (taxonomy) Pertaining to the noun binomen.

3. (taxonomy) Pertaining to the nomenclature system for the rank of species in biological taxonomy.

   • The principle of binominal nomenclature is important in the ICZN.

noun

1. (taxonomy) A scientific name, at the rank of species, with two terms: a generic name and a specific name.

2. (grammar) A construct involving two nouns or two names.