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

OPTIONAL meaning: 1. If something is optional, you can choose if you want to do it, pay it, buy it, etc.: 2. If…. Learn more.

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

Possible but not compulsory; left to personal choice....

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. …

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.

Sep 22, 2025 · As with any makeup step, eyeliner is completely optional. From an artistic perspective, if you are wearing eyeshadow, I almost always recommend wearing eyeliner, …

Synonyms for OPTIONAL: voluntary, elective, discretionary, alternative, unnecessary, chosen, alternate, unwanted; Antonyms of OPTIONAL: mandatory, compulsory, required, obligatory, …

Find 151 different ways to say OPTIONAL, along with antonyms, related words, and example sentences at Thesaurus.com.