Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

WORD ORIGIN

1877, from French opter "to choose" (16c.), from Latin optare "choose, desire" (see option). To opt out is attested from 1922. Related: Opted; opting.

MORE RELATED WORDS FOR OPT FOR

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.