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
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Noun
Landry is not the only governor in the region working toward a phaseout of his state’s income tax. Patrick Gleason, Forbes, 18 Oct. 2024 Easy: to delay the phaseout of fossil fuels while seizing billions in state and federal dollars. Nayamin Martinez, The Mercury News, 11 Oct. 2024
Verb
In addition, West Virginia is phasing out taxation on Social Security income, offers property tax homestead exemptions to eligible residents 65 or older, and has low effective property tax rates. Ashley Cusick, Southern Living, 23 Oct. 2024 In 2025, the AMT exemption amount for married couples filing jointly is $137,000 and begins to phase out at $1,252,700 (in 2024, the exemption amount for married couples filing jointly was $133,300 and began to phase out at $1,218,700). Kelly Phillips Erb, Forbes, 22 Oct. 2024 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

Dictionary Entries Near phaseout

Cite this Entry

“Phaseout.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phaseout. Accessed 14 Nov. 2024.

Kids Definition

phase out

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

More from Merriam-Webster on phaseout

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!