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

Consumer credit was nascent, the 401(k) had barely existed for two years and the financial products that define today's balance sheet, including HELOCs, student loans and layered auto financing, were either unavailable or uncommon at that income tier. — Matt Stephens, Forbes.com, 23 June 2026

Users whose accounts are disabled often encounter appeal processes that are opaque, impractical, or unavailable. — Aditya Jadhav, Interesting Engineering, 23 June 2026

Students realize this is an opportunity that would otherwise be unavailable to them. — Hannah Kliger, CBS News, 23 June 2026

My lab and others around the world are developing these alternatives as backup for when GPS is unavailable or unreliable. — Zak Kassas, The Conversation, 23 June 2026

Word History

First Known Use

1855, in the meaning defined above

Rhymes for unavailable

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