Multiply

[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 .
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 .
8.
to increase in number by procreation or natural generation.
[muhl-tuh-plee] /ˈmʌl tə pli/
adverb
1.
in several or many ways; in a manner; manifoldly.
[muhl-tee-plahy, muhl-tahy-] /ˌmʌl tiˈplaɪ, ˌmʌl taɪ-/
adjective
1.
having or composed of several plies:
a multi-ply fabric.
/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
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.
adj.

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

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

multiply
(mŭl’tə-plī’)
To perform multiplication on a pair of quantities.