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 House bill had initially proposed a phaseout of those credits over the next several years. Arkansas Online, 8 June 2025 Tillis is one of several Republicans balking at a last-minute concession handed to House fiscal hawks: a quicker phaseout of the Biden-era green energy tax credits. David Sivak, The Washington Examiner, 5 June 2025
Verb
The massive tax-cut bill now before the Senate seeks to phase out green tax credits, but treats nuclear power just a little kinder than wind and solar. Llewellyn King, Forbes.com, 1 June 2025 The reductions will be phased out by the third year. Jared Gans, The Hill, 26 May 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 12 Jun. 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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