Meaning of “separate” - Learner’s Dictionary

separate

verb uk us /ˈsepəreɪt/
DIVIDE [ I, T ]

B2 to divide into parts, or to make something divide into parts:

I separated the class into three groups.
MOVE APART [ I, T ]

B2 to move apart, or to make people move apart:

I shall separate you two if you don't stop talking.
HUSBAND/WIFE [ I ]

B2 to start to live in a different place from your husband or wife because the relationship has ended:

My parents separated when I was four.

(Definition of “separate verb” from the Cambridge Learner’s Dictionary © Cambridge University Press)