incapable

adjective

in·​ca·​pa·​ble (ˌ)in-ˈkā-pə-bəl How to pronounce incapable (audio)
Synonyms of incapablenext
1
: lacking capacity, ability, or qualification for the purpose or end in view: such as
a
: not able or fit for the doing or performance : incompetent
incapable of understanding the task
b
: not being in a state or of a kind to admit : insusceptible
incapable of telling a lie
c
archaic : not able to take in, hold, or keep
d
archaic : not receptive
2
: lacking legal qualification or power (as by reason of mental incompetence) : disqualified
incapableness noun
incapably adverb

Examples of incapable in a Sentence

hired a supremely incapable assistant who only made a mess of things
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Their rivals were a candid, impudent pair, the schoolgirlish Shakira and a throaty American bottle-service girl named Toni, both incapable of conniving their way into romance, prone to heartbreak, and swiftly ostracized for their overt judgment of other islanders. Lillian Fishman, New Yorker, 27 June 2026 Following in the footsteps of Eddie the Eagle and Cool Runnings, Next Goal Wins focuses on a real-life sporting underdog that even Hollywood recognizes is incapable of being turned into a champion team. Jon O'Brien, Vulture, 26 June 2026 For example, if artificial intelligence turns out to be an expensive and energy-intensive technology incapable of delivering meaningful breakthroughs or cost savings, a company that spent billions on specialized data centers could be forced to reduce—or write down—the value of those assets. Colin Dodds, Encyclopedia Britannica, 26 June 2026 Hundreds of thousands of Miami-Dade households were incapable of making ends meet, according to the most recent available data from United Way. Sarah Perkel, USA Today, 24 June 2026 See All Example Sentences for incapable

Word History

Etymology

Middle French, from in- + capable capable

First Known Use

1594, in the meaning defined at sense 1

Time Traveler
The first known use of incapable was in 1594

Browse Nearby Words

Cite this Entry

“Incapable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/incapable. Accessed 1 Jul. 2026.

Kids Definition

incapable

adjective
in·​ca·​pa·​ble (ˈ)in-ˈkā-pə-bəl How to pronounce incapable (audio)
: not able to do something
incapable of cleaning her room thoroughly

Legal Definition

incapable

adjective
in·​ca·​pa·​ble
: lacking legal qualification or power (as by reason of mental incompetence) see also incapacity

More from Merriam-Webster on incapable

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster