phaseout

1 of 2

noun

phase·​out ˈfāz-ˌau̇t How to pronounce phaseout (audio)
: 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
The latest changes to the legislation include a faster phaseout of tax credits for wind and solar projects and an increase in the cap on the state and local tax deduction demanded by lawmakers in the House. Arkansas Online, 29 June 2025 Lee, the Utah Republican, meanwhile, is calling for a more rapid and complete phaseout of renewable energy subsidies in the bill and for tougher language to keep tax benefits from going to immigrants who entered the country illegally. Alexander Bolton, The Hill, 20 June 2025
Verb
Moreno’s elevation comes shortly after the freshman Republican helped shape last week’s party-line tax and health care law, specifically pushing Republicans to more quickly phase out electric vehicle subsidies and narrow auto loan interest deductions to new cars assembled in the US. Burgess Everett, semafor.com, 9 July 2025 On Monday, before the rule change was announced, some airports across the U.S. had already started phasing out the security measure and begun allowing fliers to move through security with their shoes on, sources familiar with the matter told CBS News. Alain Sherter, CBS News, 8 July 2025 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

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Cite this Entry

“Phaseout.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phaseout. Accessed 15 Jul. 2025.

Kids Definition

phase out

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

More from Merriam-Webster on phaseout

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