Mechanical device (7)
'mechanical device' is the definition.
(lever is a kind of mechanical device)
This is the entire clue.
(Other definitions for lever that I've seen before include "Bar for prising something" , "Revel (anag.)" , "Crowbar" , "Purchase from bar" , "Bar turning on a fulcrum" .)
'mechanical device' is the definition.
(I know that machine is a type of mechanical device)
This is the entire clue.
(Other definitions for machine that I've seen before include "Device for work" , "See 12" , "Powered mechanism" , "Apparatus to perform a specific function" , "political organisation" .)