♦ phase / f'eɪz / (phases phasing phased) 1 [N-COUNT] A phase is a particular stage in a process or in the gradual development of something. This autumn, 6000 residents will participate in the first phase of the project... The crisis is entering a crucial, critical phase... Most kids will go through a phase of being faddy about what they eat. 2 [VERB] usu passive, be V-ed, V-ed If an action or change is phased over a period of time, it is done in stages. The redundancies will be phased over two years. ...a phased withdrawal of American forces from the Philippines. 3 [PHRASE] usu PHR after v, v-link PHR If two things are out of phase with each other, they are not working or happening together as they should. If two things are in phase , they are working or occurring together as they should. The Skills Programme is out of phase with the rest of the curriculum. phase in [PHRASAL VERB] be V-ed P, V P n (not pron), also V n P If a new way of doing...