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
Media partners see revenue shares ranging from 35 to 55 percent, along with optional setup fees and GDPR-compliant privacy protections.
—
Sandy Carter, Forbes.com, 23 June 2025
Diners can also add on an optional wine pairing for an additional fee.
—Nwa Democrat-Gazette, Arkansas Online, 23 June 2025
From $539 for two nights, with a two-night minimum.
Perks: Lots of space, pet-friendly, terrace, washer and dryer, optional housekeeping services
A true palace, this Airbnb sleeps 11 guests and has a staggering five bathrooms to accommodate everyone.
—Madeline Weinfield, Architectural Digest, 23 June 2025
In kinder weather, there's a UV coating and optional ceramic tint, plus a ventilation fan that could help keep things cool on a hot day.
—Paul Ridden
june 22, New Atlas, 22 June 2025
See All Example Sentences for optional
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Sandy Carter, Forbes.com, 23 June 2025
Diners can also add on an optional wine pairing for an additional fee.
—Nwa Democrat-Gazette, Arkansas Online, 23 June 2025
From $539 for two nights, with a two-night minimum.
Perks: Lots of space, pet-friendly, terrace, washer and dryer, optional housekeeping services
A true palace, this Airbnb sleeps 11 guests and has a staggering five bathrooms to accommodate everyone.
—Madeline Weinfield, Architectural Digest, 23 June 2025
In kinder weather, there's a UV coating and optional ceramic tint, plus a ventilation fan that could help keep things cool on a hot day.
—Paul Ridden
june 22, New Atlas, 22 June 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 Jun. 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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