The meaning of OPTIONAL is involving an option : not compulsory. How to use optional in a sentence.

OPTIONAL definition: left to one's choice; not required or mandatory. See examples of optional used in a sentence.

(Definition of optional from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Define optional. optional synonyms, optional pronunciation, optional translation, English dictionary definition of optional. adj. Left to choice; not compulsory or automatic. op′tion·al·ly adv. American …

The comprehensive definition of optional. Includes pronunciation, synonyms, etymology, and usage examples to help you master this word.

Definition of optional adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

If you can choose whether or not to do something, it is optional. Extra credit is always optional; death and taxes are not. When you buy a new car, you can decide which options or choices, you would like.

Optional definition: Left to choice; not compulsory or automatic.

Optional refers to something that is not compulsory or required, and can be chosen at one's own discretion or preference. It offers the freedom to decide whether to follow, participate, include, or …

optional in American English (ˈɑpʃənəl ) adjective left to one's option, or choice; not compulsory; elective