phase in

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

This implies that little red dots are not a unique population of their own, but are simply a phase in the development of galaxies with supermassive black holes. — Keith Cooper, Space.com, 7 Aug. 2026

The act’s safety requirements phase in through 2028, giving developers and auditors appropriate time to prepare. — Chicago Tribune, 6 Aug. 2026

At this phase in the hype cycle, vendors need to be transparent and walk prospects and clients through risks that are increasingly well-known. — Expert Panel®, Forbes.com, 6 Aug. 2026

The rules were phased in over several years to encompass other asset classes. — Greg Iacurci, CNBC, 5 Aug. 2026

Rhymes for phase in

• malmaison
• blazon
• brazen
• hazan
• kaizen
• zazen