| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024pol•y•no•mi•al /ˌpɑləˈnoʊmiəl/USA pronunciation adj. - characterized by two or more names or terms:2x + 3y = 10 is a polynomial equation.
n. [countable] - Mathematicsan expression in algebra consisting of the sum of two or more terms.
See -nom-2. WordReference Random House Unabridged Dictionary of American English © 2024pol•y•no•mi•al (pol′ə nō′mē əl),USA pronunciation adj. - consisting of or characterized by two or more names or terms.
n. - Mathematics[Algebra.]
- (in one variable) an expression consisting of the sum of two or more terms each of which is the product of a constant and a variable raised to an integral power:ax2 + bx + c is a polynomial, where a, b, and c are constants and x is a variable.
- a similar expression in more than one variable, as 4x2y3 - 3xy + 5x + 7.
- [Now Rare.]Also called multinomial. any expression consisting of the sum of two or more terms, as 4x3 + cos x.
- a polynomial name or term.
- [Biol.]a species name containing more than two terms.
- poly- + (bi)nomial 1665–75
Collins Concise English Dictionary © HarperCollins Publishers:: polynomial /ˌpɒlɪˈnəʊmɪəl/ adj - of, consisting of, or referring to two or more names or terms
n - a mathematical expression consisting of a sum of terms each of which is the product of a constant and one or more variables raised to a positive or zero integral power. For one variable, x, the general form is given by: a0xn + a1xn–1 + … + an–1x + an, where a0, a1, etc, are real numbers
Also called: multinomial any mathematical expression consisting of the sum of a number of terms- a taxonomic name consisting of more than two terms, such as Parus major minor in which minor designates the subspecies
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