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.

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 …

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

Nov 25, 2024 · Optional practical training (OPT) is temporary employment that is directly related to an F-1 student’s major area of study. Eligible students can apply to receive up to 12 months of OPT …

IR-2025-128, Dec. 29, 2025 — The Internal Revenue Service today announced that the optional standard mileage rate for business use of automobiles will increase by 2.5 cents in 2026.

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, unless your eyelids and …

If you can choose whether or not to do something, it is optional. Extra credit is always optional; death and taxes are not.

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