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multiply1

[muhl-tuh-plahy] /ˈmʌl təˌplaɪ/
verb (used with object), multiplied, multiplying.
1.
to make many or manifold; increase the number, quantity, etc., of.
2.
Arithmetic. to find the product of by multiplication.
3.
to breed (animals).
4.
to propagate (plants).
5.
to increase by procreation.
verb (used without object), multiplied, multiplying.
6.
to grow in number, quantity, etc.; increase.
7.
Arithmetic. to perform the process of multiplication.
8.
to increase in number by procreation or natural generation.
Origin of multiply1
1225-1275
1225-75; Middle English multiplien < Old French multiplier < Latin multiplicāre. See multi-, ply2
Related forms
self-multiplied, adjective
self-multiplying, adjective
unmultiplied, adjective
unmultiplying, adjective
Synonyms
6. magnify, enlarge, intensify.

multiply2

[muhl-tuh-plee] /ˈmʌl tə pli/
adverb
1.
in several or many ways; in a multiple manner; manifoldly.
Origin
First recorded in 1880-85; multiple + -ly

multi-ply

[muhl-tee-plahy, muhl-tahy-] /ˌmʌl tiˈplaɪ, ˌmʌl taɪ-/
adjective
1.
having or composed of several plies:
a multi-ply fabric.
Origin
First recorded in 1935-40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for multiply
Contemporary Examples
Historical Examples
  • Obstacles will only increase his eagerness and multiply his artifices.

    Philothea Lydia Maria Child
  • If you are wise and old and gray in woods experience, you will multiply that length by four.

    The Forest Stewart Edward White
  • On the contrary, the fit should be urged to multiply as much as possible.

    The Sexual Question August Forel
  • It is more easy to mention the types which should not be allowed to multiply than those which should.

    The Sexual Question August Forel
  • I'm about to tell you how you can multiply yours considerable.

    Old Man Curry

    Charles E. (Charles Emmett) Van Loan
British Dictionary definitions for multiply

multiply

/ˈmʌltɪˌplaɪ/
verb -plies, -plying, -plied
1.
to increase or cause to increase in number, quantity, or degree
2.
(transitive) to combine (two numbers or quantities) by multiplication
3.
(intransitive) to increase in number by reproduction
Derived Forms
multipliable, multiplicable, adjective
Word Origin
C13: from Old French multiplier, from Latin multiplicāre to multiply, from multus much, many + plicāre to fold
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
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Word Origin and History for multiply
v.

mid-12c., multeplier, "to cause to become many," from Old French multiplier, mouteplier (12c.) "increase, get bigger; flourish; breed; extend, enrich," from Latin multiplicare "to increase," from multiplex (genitive multiplicis) "having many folds, many times as great in number," from comb. form of multus (see multi-) + -plex "-fold," from PIE *plek- "to plait" (see ply (v.1.)). Mathematical sense is attested from late 14c. Related: Multiplied; multiplying.

multi-ply

adj.

1950, from multi- + ply (n.).

Online Etymology Dictionary, © 2010 Douglas Harper
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multiply in Medicine

multiply mul·ti·ply (mŭl'tə-plī')
v. mul·ti·plied, mul·ti·ply·ing, mul·ti·plies

  1. To increase the amount, number, or degree of.

  2. To breed or propagate.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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multiply in Science
multiply
  (mŭl'tə-plī')   
To perform multiplication on a pair of quantities.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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