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 exemption phaseout threshold was $120,700 for single filers and $160,900 for married taxpayers filing jointly. Michelle Fox, CNBC, 1 Nov. 2024 Ultimately, federal bans or more ubiquitous state laws that go beyond single-compound phaseouts are the only way to keep flame retardants out of takeout containers and other black plastic intended for use in things such as foodware and toys. Zoë Schlanger, The Atlantic, 30 Oct. 2024
Verb
Pacific Island nations have long urged Australia to phase out fossil fuel production. Mahalia Dobson, NBC News, 10 Nov. 2024 This step away from self-checkouts isn't the first time Hy-Vee has phased out cashier-less technology recently. Claire Reid, Journal Sentinel, 1 Nov. 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 24 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!