optional
adjective
op·tion·al
ˈäp-sh(ə-)nəl 
: involving an option : not compulsory
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
The company and store owners sued, arguing players could use an optional preview feature, removing the element of chance.
—
Hope Karnopp, jsonline.com, 27 Oct. 2025
That kind of support is no longer optional at accredited cancer centers.
—Lauryn Higgins, Flow Space, 27 Oct. 2025
Manners seem to be optional these days.
—Christopher Elliott, USA Today, 27 Oct. 2025
These gadgets include single or double kettlebell handles, an EZ curl bar, a straight bar, plus an optional pulley system and set of elastic resistance bands.
—New Atlas, 27 Oct. 2025
See All Example Sentences for optional
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Hope Karnopp, jsonline.com, 27 Oct. 2025
That kind of support is no longer optional at accredited cancer centers.
—Lauryn Higgins, Flow Space, 27 Oct. 2025
Manners seem to be optional these days.
—Christopher Elliott, USA Today, 27 Oct. 2025
These gadgets include single or double kettlebell handles, an EZ curl bar, a straight bar, plus an optional pulley system and set of elastic resistance bands.
—New Atlas, 27 Oct. 2025
See All Example Sentences for optional
Cite this Entry
“Optional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optional. Accessed 28 Oct. 2025.
Copy CitationKids Definition
optional
adjective
op·tion·al
ˈäp-shnəl
-shən-ᵊl
: left to one's choice : not required
optional equipment on a new car
optionally
adverb
-ē
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