Definitions

unusable

ADJECTIVE

useless

Synonyms

STRONGEST

expendable futile idle impractical ineffective inoperative meaningless pointless unavailable unproductive unprofitable unworkable worthless

WEAK

abortive bootless counterproductive disadvantageous dysfunctional feckless fruitless good-for-nothing hopeless impracticable incompetent ineffectual inept inutile no good nonfunctional of no use profitless purposeless scrap stupid unavailing unfunctional unpurposed unusuable vain valueless waste weak

Antonyms

STRONGEST

beneficial effective fruitful important meaningful productive profitable sensible useful valuable worthwhile

ADJECTIVE

impracticable

Synonyms

STRONGEST

impractical inoperable unattainable unworkable useless

WEAK

abstract absurd chimerical idealistic illogical impossible improbable inapplicable inefficacious infeasible irrealizable ivory-tower no-go nonfunctional nonviable not a prayer otherworldly out of the question quixotic romantic speculative starry-eyed theoretical unbusinesslike unfeasible unnegotiable unreal unwise visionary wild won't fly

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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unusable

The researchers determined that almost all images captured by the largest camera ever built -- part of the new Vera C. Rubin Observatory in Chile -- would be rendered unusable.

From Barron's ● Jul. 1, 2026

Alison-Madueke said another property overlooking Regent's Park was used for "discrete" official meetings, while she said another property she is accused of using was "completely gutted" for renovations and unusable when she saw it.

From BBC ● Apr. 13, 2026

It was so cold, one of his eyeballs froze, making it unusable.

From Los Angeles Times ● Apr. 8, 2026

In effect, food that is not "seen" by these systems becomes unusable.

From Science Daily ● Apr. 5, 2026

Having rendered Rover 1 unusable, I'll have to use my mutant rover for the trip.

From "The Martian" by Andy Weir

unusable

Example Sentences

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Related Words