multiply

verb
mul·ti·ply | \ˈməl-tə-ˌplī \
multiplied; multiplying

Definition of multiply 

(Entry 1 of 3)

transitive verb

1 : to increase in number especially greatly or in multiples : augment

2a : to find the product of by multiplication multiply 7 and 8

b : to use as a multiplicand in multiplication with another number multiply 7 by 8

intransitive verb

1a : to become greater in number : spread

b : breed, propagate

2 : to perform multiplication

multiply

adverb
mul·ti·ply | \-plē \

Definition of multiply (Entry 2 of 3)

: in a multiple manner : in several ways multiply talented children

multi-ply

adjective
mul·ti-ply | \ˌməl-tē-ˈplī, -ˌtī-\

Definition of multi-ply (Entry 3 of 3)

: composed of several plies

Keep scrolling for more

Choose the Right Synonym for multiply

Verb

increase, enlarge, augment, multiply mean to make or become greater. increase used intransitively implies progressive growth in size, amount, or intensity his waistline increased with age ; used transitively it may imply simple not necessarily progressive addition. increased her landholdings enlarge implies expansion or extension that makes greater in size or capacity. enlarged the kitchen augment implies addition to what is already well grown or well developed. the inheritance augmented his fortune multiply implies increase in number by natural generation or by indefinite repetition of a process. with each attempt the problems multiplied

Examples of multiply in a Sentence

Verb

Complaints about the new procedure soon multiplied. Her responsibilities multiplied when she was promoted. Her responsibilities were multiplied by the promotion. The bacteria multiply rapidly in warm, moist conditions. The teacher taught the children how to add, subtract, multiply, and divide.
See More

Recent Examples on the Web: Verb

Some new samples of 3,800-year-old Y. pestis have provided us with the oldest plague genomes ever sequenced that show all the adaptations necessary to survive and multiply in fleas. Kiona N. Smith, Ars Technica, "4,000-year-old genomes point to origins of bubonic plague," 12 June 2018 The havoc is multiplied by Mount Hood, which towers over the gorge and divides the prevailing winds like a big boulder in a stream. Peter Fairley, Scientific American, "Weather-Smart Electric Grids Are Needed for Wind and Solar Power to Surge," 13 July 2018 Every shot, chip and putt will be intense, the Skins Game (remember when that was a thing?) multiplied by a lot. Charles Curtis, For The Win, "The $10 million Tiger-Phil showdown will be awesome even if it's 10 years too late," 6 July 2018 Dave, Beecher Homeowners, your dandelions are multiplying. Daily Southtown, "Speak Out," 10 May 2018 Vietnam has averaged economic growth of 6.3 percent between 2005 and 2017, multiplying its per capita income six-fold to $2,385 last year from $396 in 2000, according to data from General Statistics Office in Hanoi. John Boudreau, Bloomberg.com, "In Vietnam, Discontent Lurks Under Surface of Economic Success," 19 June 2018 On those days, sunlight and heat help trigger chemical reactions between pollutants and other compounds in the air, multiplying what is known as ground-level ozone. Scott Dance, baltimoresun.com, "Maryland officials press EPA to reconsider decision on upwind air pollution, threaten lawsuit," 7 June 2018 There is perhaps no industry that better captures the money-multiplying effect of the Permian boom than the out-of-nowhere emergence of West Texas as a rival to the original capital of U.S. frack-sand mining in northwestern Wisconsin. David Wethe / Bloomberg, Time, "Why This Sand From Texas Is Suddenly Worth $80 a Ton," 10 July 2018 This activity simply multiplied once I was pried from the cozy, familiar reality of Iran and transplanted to New York. Hedia Anvar, Longreads, "How To Build An Intellectual," 23 June 2018

Recent Examples on the Web: Adverb

While recriminations and lawsuits multiply over the event’s now-infamous collapse, almost $1 million is still unaccounted for, and it’s unclear exactly how the rest was spent. Polly Mosendz, Bloomberg.com, "Fyre Festival Was Buried Under Millions in Debt Before It Even Began," 15 May 2017 Multiply that prosecutor times hundreds of lawyers working against Trump’s proposals, thousands of journalists covering his every move, and millions of detractors across the country and globe, and the research becomes almost instantaneous. Mario Nicolais, The Denver Post, "Trump vs. Trump," 16 June 2017 At that same awards show, Blunt presented his pal with the Diamond Award to recognize the success of Ed's album x (Multiply) in Australia. Emilee Lindner, Billboard, "Ed Sheeran & James Blunt: A Timeline of Their Friendship," 7 May 2017

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

See More

First Known Use of multiply

Verb

13th century, in the meaning defined at transitive sense 1

Adverb

1881, in the meaning defined above

Adjective

1926, in the meaning defined above

History and Etymology for multiply

Verb

Middle English multiplien, from Anglo-French multiplier, from Latin multiplicare, from multiplic-, multiplex multiple

Keep scrolling for more

Learn More about multiply

Statistics for multiply

Last Updated

30 Sep 2018

Look-up Popularity

Time Traveler for multiply

The first known use of multiply was in the 13th century

See more words from the same century

Keep scrolling for more

More Definitions for multiply

multiply

verb

English Language Learners Definition of multiply

: to increase greatly in number or amount : to become much more numerous

: to cause (something) to increase greatly in number or amount

: to increase in number by reproducing

multiply

verb
mul·ti·ply | \ˈməl-tə-ˌplī \
multiplied; multiplying

Kids Definition of multiply

1 : to increase in number : make or become more numerous His worries multiplied.

2 : to find the product of by means of multiplication Multiply 7 by 8.

Keep scrolling for more

Comments on multiply

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

WORD OF THE DAY

one that holds something together

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ

Love words? Need even more definitions?

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