phase in
phrasal verb
phased in; phasing in; phases in
: to start to use or do (something) gradually over a period of time : to introduce (something) slowly
The country is phasing in new paper currency.
The law will phase tax cuts in over a period of two years.
Examples of phase in in a Sentence
Recent Examples on the Web
These zones correspond to different phases in the annual herding cycle and dramatically different environments.
—
New Atlas, 11 Dec. 2025
Collectively, these developments signal a new phase in the legal fight, which, absent a settlement, is scheduled to go to trial in October 2026.
—Daniel Libit, Sportico.com, 11 Dec. 2025
What To Know The Office of the United States Trade Representative (USTR), an executive office of the president, confirmed on Wednesday that new Section 301 tariffs would be phased in over two years, beginning January 1, 2026.
—Associate News Editor, MSNBC Newsweek, 11 Dec. 2025
As the Air Force phases in new fighter jets like the F-35 and prepares for future sixth-generation aircraft, officials say the QF-16 fleet will remain essential for testing next-generation air-to-air weapons under realistic conditions.
—Kapil Kajal, Interesting Engineering, 8 Dec. 2025
See All Example Sentences for phase in
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New Atlas, 11 Dec. 2025
Collectively, these developments signal a new phase in the legal fight, which, absent a settlement, is scheduled to go to trial in October 2026.
—Daniel Libit, Sportico.com, 11 Dec. 2025
What To Know The Office of the United States Trade Representative (USTR), an executive office of the president, confirmed on Wednesday that new Section 301 tariffs would be phased in over two years, beginning January 1, 2026.
—Associate News Editor, MSNBC Newsweek, 11 Dec. 2025
As the Air Force phases in new fighter jets like the F-35 and prepares for future sixth-generation aircraft, officials say the QF-16 fleet will remain essential for testing next-generation air-to-air weapons under realistic conditions.
—Kapil Kajal, Interesting Engineering, 8 Dec. 2025
See All Example Sentences for phase in
Cite this Entry
“Phase in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phase%20in. Accessed 21 Dec. 2025.
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