[mul.ti.ply] vb -plied ; -ply.ing [ME multiplien, fr. OF multiplier, fr. L multiplicare, fr. multiplic-, multiplex multiple] vt (13c) 1: to increase in number esp. greatly or in multiples: augment
2. a: to find the product of by multiplication "~
7. and 8" b: to use as a multiplicand in multiplication with another number "~
7. by 8" ~ vi 1 a: to become greater in number: spread b: breed, propagate
2: to perform multiplication syn see increase
mul.ti.ply adv (1881): in a multiple manner: in several ways "~ handicapped children"