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
Plus, the music—and the multi-color light—are optional.
—
Christin Perry, Parents, 10 May 2024
Back at the Phoenix, a Young & Co.’s Brewery Plc pub, an order for two pints of Camden Hells lager comes to £14.60 ($18.30), with an optional tip of 12.5%, 15% or 20% suggested by the card reader.
—Anthony Palazzo, Fortune Europe, 10 May 2024
See all Example Sentences for optional 
Christin Perry, Parents, 10 May 2024
Back at the Phoenix, a Young & Co.’s Brewery Plc pub, an order for two pints of Camden Hells lager comes to £14.60 ($18.30), with an optional tip of 12.5%, 15% or 20% suggested by the card reader.
—Anthony Palazzo, Fortune Europe, 10 May 2024
See all Example Sentences for optional
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'optional.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near optional
Cite this Entry
“Optional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optional. Accessed 16 May. 2024.
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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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