inconsistent

adjective

in·​con·​sis·​tent ˌin-kən-ˈsi-stənt How to pronounce inconsistent (audio)
: lacking consistency: such as
a
: not compatible with another fact or claim
inconsistent statements
b
: containing incompatible elements
an inconsistent argument
c
: incoherent or illogical in thought or actions : changeable
d
: not satisfiable by the same set of values for the unknowns
inconsistent equations
inconsistent inequalities
inconsistently adverb

Examples of inconsistent in a Sentence

Customers have been complaining about the inconsistent service they have received. The pain has been inconsistent. Her grades have been inconsistent this school year. Their descriptions of the accident were inconsistent. The results of the two experiments were inconsistent. The decision was inconsistent with the company's policy.
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.
Even so, the practice of choosing a papal name remained inconsistent for the next 1,000 years, with most popes using their baptismal names. Christopher Watson, ABC News, 21 Apr. 2025 After an inconsistent first half of the season, manager Unai Emery has found a way of tinkering with Villa’s line-up and still winning. Chris Waugh, New York Times, 21 Apr. 2025 These inconsistent temperatures can increase the risk of bacterial growth and speed up the aging process of your eggs. Katie Rosenhouse, Southern Living, 19 Apr. 2025 But this club continues to put together inconsistent at-bats. Jaylon Thompson, Kansas City Star, 17 Apr. 2025 See All Example Sentences for inconsistent

Word History

First Known Use

1620, in the meaning defined above

Time Traveler
The first known use of inconsistent was in 1620

Browse Nearby Words

Cite this Entry

“Inconsistent.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inconsistent. Accessed 26 Apr. 2025.

Kids Definition

inconsistent

adjective
in·​con·​sis·​tent ˌin-kən-ˈsis-tənt How to pronounce inconsistent (audio)
1
: not being in agreement or harmony : incompatible
an explanation inconsistent with the facts
2
: not logical or regular in thought or actions : changeable
a very inconsistent person
inconsistently adverb

More from Merriam-Webster on inconsistent

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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