unavailable

adjective

un·​avail·​able ˌən-ə-ˈvā-lə-bəl 

: not available: such as

a

: not possible to get or use

a book that is currently unavailable online

The conference room is unavailable this afternoon.

b

: unable or unwilling to do something

—often followed by for or by to + a verb

Officials were unavailable for comment.

The manager is unavailable to speak with you right now.

unavailability

ˌən-ə-ˌvā-lə-ˈbi-lə-tē 

noun

Synonyms of unavailable

• inaccessible

Examples of unavailable in a Sentence

the commander is unavailable right now

Recent Examples on the Web

This approach could help engineers recreate parts when original design files are unavailable. — Aamir Khollam, Interesting Engineering, 3 Nov. 2026

Legislation signed earlier this year allows the DOT to fund 100% of the project costs for a public vertiport if federal funds are unavailable (HB 1093). — Jim Turner, Sun Sentinel, 2 Nov. 2026

People, information, data, know-how, infrastructure, suppliers and technology are suddenly unavailable or badly degraded. — Bojan Ilic, Forbes.com, 30 Oct. 2026

For years, Jets and Giants fans would be confronted by endless shills for Sonic Drive-In, this despite the fact that the fast-food chain’s wares were unavailable within a 50-mile radius of Midtown. — Anthony Crupi, Sportico.com, 30 Oct. 2026

Word History

First Known Use

1855, in the meaning defined above

Rhymes for unavailable

• available
• unsalable
• bailable
• mailable
• salable
• saleable
• scalable
• bioavailable
• unassailable