phaseout

1 of 2

noun

phase·​out ˈfāz-ˌau̇t How to pronounce phaseout (audio)
Synonyms of phaseoutnext
: a gradual stopping (as in operations or production) : a closing down by phases

phase out

2 of 2

verb

phased out; phasing out; phases out

transitive verb

: to discontinue the practice, production, or use of by phases

intransitive verb

: to stop production or operation by phases

Examples of phaseout in a Sentence

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.
Noun
Brandes said DeSantis’ proposal would place enormous responsibility on the Legislature to manage the phaseout of property taxes. Garrett Shanley Herald, Miami Herald, 27 May 2026 Serious corporate phaseout policy would move the sustainability conversation into the core machinery of the firm. London Business School, Forbes.com, 24 May 2026
Verb
However, upcoming reforms will gradually phase out these subsidies, moving food and other goods to market pricing. ABC News, 18 June 2026 Under a nation-leading pollution prevention law known as Amara's Law, Minnesota is phasing out nonessential use of PFAS in products by 2032. Jeff Wagner, CBS News, 18 June 2026 See All Example Sentences for phaseout

Word History

First Known Use

Noun

1951, in the meaning defined above

Verb

1940, in the meaning defined at transitive sense

Time Traveler
The first known use of phaseout was in 1940

Browse Nearby Words

See all Nearby Words

Cite this Entry

“Phaseout.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phaseout. Accessed 20 Jun. 2026.

Kids Definition

phase out

verb
: to discontinue doing, producing, or using
phasing out old machinery

More from Merriam-Webster on phaseout

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