Synonyms of unusable

unusable

adjective

ˌən-ˈyü-zə-bəl 

as in useless

not capable of being put to use or account

a completely unusable gadget that's just taking up space in the drawer

Synonyms & Similar Words

• useless
• impractical
• unsuitable
• unworkable
• unserviceable
• inoperable
• impracticable
• unavailable
• inaccessible
• nonpractical
• unreachable
• inoperative
• unobtainable
• unattainable
• inert
• inactive
• idle
• fallow
• latent
• dormant
• interrupted
• suspended
• arrested
• unrealistic
• free
• dead

Antonyms & Near Antonyms

• usable
• useful
• practical
• feasible
• functional
• operational
• applicable
• available
• workable
• serviceable
• practicable
• operable
• accessible
• obtainable
• utilizable
• ultrapractical
• reachable
• handy
• operating
• active
• functioning
• procurable
• acquirable
• busy
• operative
• working
• employed
• alive
• running
• all-around

Example Sentences

Recent Examples of unusable

Phoenix Semiconductor engineers helped NAVAIR recover a supply of unusable legacy chips for a safety-critical system on the F/A-18 Super Hornet. — Aamir Khollam, Interesting Engineering, 28 Aug. 2026

John Gruber, a tech blogger, posited that Claude would now more readily default to watermarked words, rather than unleash the full scope of its linguistic range, which might result in lower-quality text, or in some cases unusable prose. — Brady Brickner-Wood, New Yorker, 19 Aug. 2026

While prolonged exposure to salt water has likely rendered the vehicle unusable on another flight, SpaceX has expressed interest in studying it to make improvements to future iterations. — Eric Lagatta, USA Today, 19 Aug. 2026

Israeli forces have also pummelled Syria with hundreds of airstrikes in recent years, predominantly targeting Syrian army assets to render the facilities unusable by the new government, which is run by former jihadist Ahmed al-Sharaa. — Frank Andrews, CBS News, 18 Aug. 2026