feɪz aʊt
neutral
intermediate
- Base verb:
- phase
- Particle:
- out
- Separable:
- Yes
What does "phase out" mean?
To gradually stop using, producing, or providing something.
Examples
- The company is phasing out its older product line.
- The government plans to phase out fossil fuel subsidies by 2030.
- These old machines are being phased out.
- The school phased out the outdated textbooks over two years.
How to use it
Very common in business, policy, and technology contexts.
Word order
Can be separated: 'phase it out'. Very commonly used in passive.
Similar expressions
discontinue
wind down
eliminate gradually
retire
Opposites
phase in
introduce
roll out
Related phrasal verbs
- get out
To leave a place, room, or vehicle
- turn out
To have a particular result or end in a certain way
- go out
To leave your home for social activities or entertainment
- give out
To distribute something to multiple people
- bring out
To produce and release a new product, book, or album
- come out
To become known or revealed
Use it in a practice answer
Try "phase out" in a CELPIP-style Speaking or Writing task. The AI feedback tells you whether your word choice worked.