Origin of zoom

First recorded in 1885–90; imitative

British Dictionary definitions for zoom in (1 of 2)

zoom in

verb

(intr, adverb) photog films television to increase rapidly the magnification of the image of a distant object by means of a zoom lens
to examine the smallest details of a subject

British Dictionary definitions for zoom in (2 of 2)

zoom
/ (zuːm) /

verb

noun

the sound or act of zooming
See zoom lens

Word Origin for zoom

C20: of imitative origin