inoperative

adjective

in·​op·​er·​a·​tive (ˌ)in-ˈä-p(ə-)rə-tiv How to pronounce inoperative (audio)
-ˈä-pə-ˌrā-
: not operative: such as
a
: not functioning
an inoperative clock
b
: having no effect or force
an inoperative law
inoperativeness noun

Examples of inoperative in a Sentence

The accident had rendered the vehicle inoperative. With the new federal law in place, the state law has become inoperative.
Recent Examples on the Web All of that will be instantly inoperative as of January 21, 2025, if not right after Election Day. Rich Lowry, National Review, 3 Sep. 2024 In these conditions, if the ABS falsely activates and a specific sequence of wheel movements occur, the vehicle’s ABS system will continue to release braking pressure, which can reduce stopping performance or the service brakes can become inoperative, increasing the risk of a crash, Acura said. Mike Snider, USA TODAY, 2 Sep. 2024 As inoperative McDonald's soft-serve ice-cream machines became a national punchline, tech startup Kytch developed a device that helped McDonald's franchises get their machines back online. David Morgan, CBS News, 21 July 2024 As a result, roughly one-fourth of the pumps in the region were inoperative within 12 months of installation. Marco Bertini, jean-Manuel Izaret, richard Hutchinson, Harvard Business Review, 17 Feb. 2024 See all Example Sentences for inoperative 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'inoperative.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

circa 1631, in the meaning defined above

Time Traveler
The first known use of inoperative was circa 1631

Dictionary Entries Near inoperative

Cite this Entry

“Inoperative.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inoperative. Accessed 17 Sep. 2024.

Kids Definition

inoperative

adjective
in·​op·​er·​a·​tive (ˈ)in-ˈäp-(ə-)rət-iv How to pronounce inoperative (audio)
-ˈäp-ə-ˌrāt-
: not functioning : producing no effect
an inoperative law

Legal Definition

inoperative

adjective
in·​op·​er·​a·​tive i-ˈnä-pə-rə-tiv How to pronounce inoperative (audio)
: having no force or effect
an inoperative will

More from Merriam-Webster on inoperative

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!