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单词 binomial
释义

WordReference Random House Learner's Dictionary of American English © 2024
bi•no•mi•al /baɪˈnoʊmiəl/USA pronunciation   n. [countable]
  1. Mathematicsan algebraic expression that is a sum or difference of two terms, as 3x + 2y and x2 - 4x.

adj. [usually before a noun]
  1. Mathematicsof or relating to a term that has two parts:a binomial equation.
See -nom-2.
WordReference Random House Unabridged Dictionary of American English © 2024
bi•no•mi•al  (bī nōmē əl),USA pronunciation n. 
  1. Mathematics[Algebra.]an expression that is a sum or difference of two terms, as 3x + 2y and x2 - 4x.
  2. Botany, Zoology[Zool., Bot.]a taxonomic name consisting of a generic and a specific term, used to designate species.

adj. 
  1. Mathematics[Algebra.]consisting of or pertaining to two terms or a binomial.
  2. Botany, Zoology[Zool., Bot.]consisting of or characterized by binomials.
  • Late Latin binōmi(us) having two names (compare Latin binōminis) + -al1. See bi-1, nominal
  • 1550–60
bi•nomi•al•ism, n. 
bi•nomi•al•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::
binomial /baɪˈnəʊmɪəl/ n
  1. a mathematical expression consisting of two terms, such as 3x + 2y
  2. a two-part taxonomic name for an animal or plant
adj
  1. referring to two names or terms
Etymology: 16th Century: from Medieval Latin binōmius from bi-1 + Latin nōmen name

biˈnomially adv
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