[moh-noh-mee-uh l, muh-]


  1. consisting of one term only.
  2. (of a matrix) having exactly one non-zero term in each row and each column.
Biology. noting or pertaining to a name that consists of a single word or term.


Algebra. a monomial expression or quantity.

Nearby words

  1. monometallic,
  2. monometallism,
  3. monometer,
  4. monomethylamine,
  5. monometrical,
  6. monomode,
  7. monomolecular,
  8. monomorphemic,
  9. monomorphic,
  10. monomorphism

Origin of monomial

First recorded in 1700–10; mon- + (bin)omial Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for monomial

  • A monomial in algebra is a quantity which consists of a single term.

    Orthography|Elmer W. Cavins

British Dictionary definitions for monomial



maths an expression consisting of a single term, such as 5 ax


consisting of a single algebraic term
biology of, relating to, or denoting a taxonomic name that consists of a single term

Word Origin for monomial

C18: mono- + (bin) omial

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Science definitions for monomial



An algebraic expression consisting of a single term, especially one of the form axn, where a is a number and n is an integer greater than or equal to 0.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.