from The American Heritage® Dictionary of the English Language, 4th Edition
- intransitive v. To make a choice or decision: opted for early retirement; opted not to go.
- opt out Slang To choose not to participate in something: "give individual schools the right to opt out of the local educational authority” ( Newsweek).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To choose; to select.
from The Century Dictionary and Cyclopedia
- n. In grammar, an abbreviation of optative.
- To choose one of two alternatives; choose.
- An abbreviation of optical;
- of optician;
- of optics.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. select as an alternative over another
French opter, from Old French, from Latin optāre.(American Heritage® Dictionary of the English Language, Fourth Edition)
From French opter, from Latin optare “to choose” or "to select" (Wiktionary)