Definify.com
Definition 2024
phase_out
phase out
See also: phaseout
English
Verb
phase out (third-person singular simple present phases out, present participle phasing out, simple past and past participle phased out)
- (idiomatic) To remove or relinquish the use of something little by little
- Leaded petrol was phased out in the course of the 1990s.