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.
Without factoring in the externalities of a merit good, there will always be the appearance of a market failure (the market will be incapable of delivering an optimal result). Laura Payne, Encyclopedia Britannica, 2 Apr. 2026 Unfortunately, her plot confines these characters to another narrow set of roles, and most of them are portrayed as incapable of leaving their cage. Literary Hub, 2 Apr. 2026 Big Mistakes follows Nicky (Levy) and Morgan (Ortega), two deeply incapable siblings who are in over their heads when a misguided theft for their dying grandmother accidentally pulls them into the world of organized crime. Jessica Radloff, Glamour, 1 Apr. 2026 With political leadership so feckless, so dysfunctional, so incapable of planning, so willing to betray friends and allies for short-term advantage, so willing to lie and advocate criminal behavior, our military is simply not in responsible hands. Eliot A. Cohen, The Atlantic, 1 Apr. 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 7 Apr. 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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