B2nounsciencework
US/feɪz/
UK/feɪz/
one stage in a process of change or development
In context
The first phase of the new metro line will open next year.
Don't worry about his bad moods; it's just a phase most teenagers go through.
The vaccine is now in the final phase of testing.
Words that go with phase
adjective + noun
- first phaseThe first phase of the project is almost finished.
- next phaseIn the next phase, we will test the app with real users.
- final phaseThe talks have entered their final phase.
verb + noun
- enter a new phaseRelations between the two countries have entered a new phase.
verb + preposition
- go through a phaseMy son is going through a phase of only eating rice.
noun + preposition
- phase ofEach phase of the moon lasts about a week.