cross multiply

cross multiplied; cross multiplying; cross multiplies

Definition of cross multiply

intransitive verb

: to clear an equation of fractions when each side consists of a fraction with a single denominator by multiplying the numerator of each side by the denominator of the other side and equating the two products obtained

Keep scrolling for more

Other Words from cross multiply

cross multiplication noun

Examples of cross multiply in a Sentence

Recent Examples on the Web In primary four, words finally give birth and cross multiply on my tongue. Tega Oghenechovwen, Longreads, "If My Scars Could Talk," 10 Aug. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cross multiply.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of cross multiply

1951, in the meaning defined above

Keep scrolling for more

Learn More about cross multiply

Time Traveler for cross multiply

Time Traveler

The first known use of cross multiply was in 1951

See more words from the same year

Statistics for cross multiply

Cite this Entry

“Cross multiply.” Dictionary, Merriam-Webster, Accessed 1 Dec. 2020.

Comments on cross multiply

What made you want to look up cross multiply? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Spell It

Can you spell these 10 commonly misspelled words?

Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!