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.
Last season, when City won just 11 of 31 games in all competitions and often looked physically incapable of playing a full 90 minutes, Guardiola felt under pressure again. Sam Lee, New York Times, 25 May 2026 This often surprises people because, biologically speaking, humans aren’t entirely incapable of detecting UV light. Scott Travers, Forbes.com, 23 May 2026 More than half the field was involved in crashes during the first two segments, eliminating Chase Elliott and Ross Chastain and leaving Ryan Blaney and Kyle Larson with damaged cars incapable of contending. ABC News, 18 May 2026 In a nutshell, Emilia resents her dad for decades of poor behavior, including a drinking problem that Martínez, who’s been sober for several years now, seems incapable of acknowledging. Jordan Mintzer, HollywoodReporter, 16 May 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 31 May. 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

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