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optical illusion
optical isomerism
optical mouse
optical rotation
optical scanner
optical semiconductor
optical sound
optical tweezers
optician
optics
optima
optimal
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opt

opt [ opt ] (past and past participle opt·ed, present participle opt·ing, 3rd person present singular opts)


intransitive verb 
Definition:
 
choose from alternatives: to choose something or choose to do something, usually in preference to other available alternatives
Offered tea or coffee, I opted for coffee.

[Late 19th century. Via French opter< Latin optare "choose, desire"]
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