BINOMIAL

binomial, binominal

(adjective) having or characterized by two names, especially those of genus and species in taxonomies; “binomial nomenclature of bacteria”

binomial

(adjective) of or relating to or consisting of two terms; “binomial expression”

binomial

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

Source: WordNet® 3.1

Etymology

Adjective

binomial (not comparable)

Consisting of two terms, or parts.

(statistics) Of or relating to the binomial distribution.

Noun

binomial (plural binomials)

(algebra) A polynomial with two terms.

(algebra) A quantity expressed as the sum or difference of two terms.

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

Usage notes

• Some people deprecate use of binomial and advocate use only of binominal in taxonomy. See species name for typesetting usage and example.

Synonyms

• (biology, taxonomy): binomen, binomial name, binominal, binominal name, species name

• (algebra): binome

Hypernyms

• (polynomial with two terms): polynomial

Anagrams

• Mobilian

Source: Wiktionary

Bi*no"mi*al, n. Etym: [L. bis twice + nomen name: cf. F. binome, LL. binomius (or fr. bi- + Gr. distribution ). Cf. Monomial.] (Alg.)

Definition: An expression consisting of two terms connected by the sign plus (+) or minus (-); as, a+b, or 7-3.

Bi*no"mi*al, a.

1. Consisting of two terms; pertaining to binomials; as, a binomial root.

2. (Nat. Hist.)

Definition: Having two names; -- used of the system by which every animal and plant receives two names, the one indicating the genus, the other the species, to which it belongs. Binomial theorem (Alg.), the theorem which expresses the law of formation of any power of a binomial.

Source: Webster’s Unabridged Dictionary 1913 Edition