Turn on an axis (7)
'turn on an axis' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for revolve that I've seen before include "stage feature" , "Go round" , "Turn on an axis" , "Pirouette" , "Turn round" .)
'turn on an axis' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for pivot that I've seen before include "Key figure" , "Turn around a centre" , "Centre point" , "Revolve" , "Central point on which things turn" .)