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 program intends to field a reliable drone or pilotless helicopter capable of carrying supplies to forward units when traditional transport is unavailable or too dangerous. —Sujita Sinha, Interesting Engineering, 29 Apr. 2026

Cooking gas is too expensive and often unavailable. —ABC News, 27 Apr. 2026

The community is invited to select from hundreds of California native plants, drought-tolerant selections, vegetables, herbs, perennials, succulents, as well as specialty plants propagated from members’ own gardens—many of them unusual varieties unavailable at commercial nurseries. —Anne Gelhaus, Mercury News, 26 Apr. 2026

With Blake Snell, Gavin Stone and River Ryan unavailable, Justin Wrobleski has made the most of his opportunity in the starting rotation. —Bill Plunkett, Oc Register, 26 Apr. 2026

Word History

First Known Use

1855, in the meaning defined above

Rhymes for unavailable

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