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verb mul·ti·ply \ˈməl-tə-ˌplī\

Simple 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

Source: Merriam-Webster's Learner's Dictionary

Full Definition of multiply



  1. transitive verb
  2. 1 :  to increase in number especially greatly or in multiples :  augment

  3. 2 a :  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>

  4. intransitive verb
  5. 1 a :  to become greater in number :  spread b :  breed, propagate

  6. 2 :  to perform multiplication

Examples of multiply in a sentence

  1. Complaints about the new procedure soon multiplied.

  2. Her responsibilities multiplied when she was promoted.

  3. Her responsibilities were multiplied by the promotion.

  4. The bacteria multiply rapidly in warm, moist conditions.

  5. The teacher taught the children how to add, subtract, multiply, and divide.

Origin and Etymology of multiply

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

First Known Use: 13th century

Synonym Discussion of multiply

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>.

Rhymes with multiply

abide by, Adonai, alibi, alkali, amplify, apple-pie, argufy, assegai, azo dye, basify, beautify, butterfly, by-and-by, caddis fly, calcify, certify, Chou En-lai, citify, clarify, classify, coalify, cockneyfy, codify, college try, cottage pie, crucify, cut-and-try, cutie-pie, DIY, damnify, damselfly, dandify, deify, densify, dignify, dobsonfly, do-or-die, dragonfly, dulcify, eagle eye, edify, evil eye, falsify, fancify, fortify, frenchify, fructify, gasify, Gemini, gentrify, glorify, goggle-eye, goldeneye, gratify, Haggai, harvest fly, hexerei, high and dry, hip and thigh, Hokusai, hook and eye, horrify, hoverfly, humble pie, Iceni, justify, kiss good-bye, lazy eye, lignify, liquefy, lithify, Lorelei, lullaby, Madurai, magnify, Malachi, Maracay, minify, modify, mollify, Molokai, Mordecai, mortify, multi-ply, mummify, mystify, nazify, notify, nullify, occupy, old school tie, on standby, on the fly, ossify, overbuy, overfly, overlie, pacify, Paraguay, passerby, peccavi, petrify, PPI, preachify, prettify, private eye, prophesy, purify, putrefy, qualify, quantify, ramify, rarefy, ratify, RBI, rectify, reify, res gestae, robber fly, runner's high, Russify, samurai, sanctify, satisfy, scarify, schwarmerei, semidry, set store by, shepherd's pie, shoofly pie, signify, simplify, Spanish fly, specify, speechify, stratify, stultify, stupefy, sweetie pie, Tenebrae, terrify, testify, tie-and-dye, tigereye, Trans Alai, tumble dry, typify, uglify, underlie, unify, Uruguay, Veneti, verify, versify, vilify, vinify, vitrify, vivify, weather eye, Windsor tie, xanthene dye, yuppify, zombify



adverb mul·ti·ply \-plē\

Definition of multiply

  1. :  in a multiple manner :  in several ways <multiply talented children>


First Known Use of multiply


MULTIPLY Defined for Kids


verb mul·ti·ply \ˈməl-tə-ˌplī\

Definition of multiply for Students



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

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

Seen and Heard

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