empty space (6)
'empty space' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for vacuum that I've seen before include "There's nothing in it" , "Nature is said to abhor one" , "Space empty of matter" , "Does it take up" , "Totally empty space" .)
'empty space' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for void that I've seen before include "Gap, absence" , "Empty space or not legally binding" , "Vacant; not valid" , "Empty or vacant, like space" , "Free" .)