optional

adjective

op·​tion·​al ˈäp-sh(ə-)nəl How to pronounce optional (audio)
Synonyms of optionalnext
: involving an option : not compulsory
optionality noun
optionally adverb

Examples of optional in a Sentence

Jackets are required at the restaurant, but ties are optional. Many optional features are available on this car. Registration is optional, not mandatory.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This black version is sporting optional saddlebags, windscreen and exhaust pipes. William Roberson, Forbes.com, 29 Jan. 2026 Fine dining restaurant Joni serves elevated takes on seasonal Canadian fare, including a five-course dinner tasting menu with optional Ontario wine pairings, and a sceney Afternoon Tea that makes for a great interlude between bouts of luxury shopping in the neighborhood. Todd Plummer, Condé Nast Traveler, 28 Jan. 2026 Decolonization and the restoration of our independence are not optional. Jasmin Malik Chua, Sourcing Journal, 28 Jan. 2026 Child-friendly features, from a travel crib to fireplace grates, will make your stay more comfortable; several separate bathrooms give everyone their own space; upscale amenities, like heated flooring and optional catering, make every day feel like a treat. Elly Leavitt, Vogue, 28 Jan. 2026 See All Example Sentences for optional

Word History

First Known Use

1765, in the meaning defined above

Time Traveler
The first known use of optional was in 1765

Browse Nearby Words

Cite this Entry

“Optional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optional. Accessed 2 Feb. 2026.

Kids Definition

optional

adjective
op·​tion·​al ˈäp-shnəl How to pronounce optional (audio)
-shən-ᵊl
: left to one's choice : not required
optional equipment on a new car
optionally
adverb

More from Merriam-Webster on optional

Last Updated: - Updated example sentences
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