Machine converting power into motion (6)
I believe the answer is:
engine
(Other definitions for engine that I've seen before include "Machine supplying power" , "machinery" , "Locomotive" , "Mallard, perhaps" , "Power unit" .)
I believe the answer is:
engine
(Other definitions for engine that I've seen before include "Machine supplying power" , "machinery" , "Locomotive" , "Mallard, perhaps" , "Power unit" .)