Main Entry: ¹mo·tor

Pronunciation: \ˈmō-tər\

Function: noun

Etymology: Latin, from movēre to move

Date: 1586

1 : one that imparts motion; specifically : prime mover
2 : any of various power units that develop energy or impart motion: as a : a small compact engine b : internal combustion engine; especially : a gasoline engine c : a rotating machine that transforms electrical energy into mechanical energy
3 : motor vehicle; especially : automobile

— mo·tor·dom \-dəm\ noun

— mo·tor·less \-ləs\ adjective