Google announced Fitbit Air — a wearable AI tracker without a screen for $99. Subscription is optional. Learn how the device is changing the health-tech market and threatening Whoop.
2 days ago · Synonyms for OPTIONAL: voluntary, elective, discretionary, alternative, unnecessary, chosen, alternate, unwanted; Antonyms of OPTIONAL: mandatory, compulsory, required, obligatory, …
Optional - definition of optional by The Free Dictionary
https://www.thefreedictionary.com/optional
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 …
optional adjective - Definition, pictures, pronunciation and usage ...
Definition of optional adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
OPTIONAL definition and meaning | Collins English Dictionary
If something is optional, you can choose whether or not you do it or have it. A holiday isn't an optional extra. In this stressful, frantic world it's a must. Sex education is a sensitive area for some parents, …
optional - Wiktionary, the free dictionary
https://en.wiktionary.org/wiki/optional
May 9, 2026 · Noun optional (plural optionals) Something that is not compulsory, especially part of an academic course. (programming, sometimes capitalized) In various programming languages, a kind …