Vacuum
81vacuum aspiration — n a method of abortion performed in the later half of the first trimester of pregnancy by aspiration of the contents of the uterus through a narrow tube * * * vacuum curettage …
82vacuum aspirator — n an aspirator used to perform vacuum aspiration …
83vacuum-packed — vacuum .packed [ US ˌÂ|Â|Â| ˈÂ|] adj vacuum packed food is in a container from which most of the air has been removed, so that the food will stay fresh for longer …
84vacuum-packed — vacuum ,packed adjective food that is vacuum packed is wrapped using a process in which all the air is removed …
85vacuum pump — vacuum ,pump noun count a pump that creates a VACUUM in an enclosed space …
86vacuum flask — ► NOUN chiefly Brit. ▪ a container that keeps a substance hot or cold by means of a double wall enclosing a vacuum …
87vacuum tube — ► NOUN ▪ a sealed glass tube containing a near vacuum which allows the free passage of electric current …
88vacuum cleaner — n. a machine for cleaning carpets, floors, upholstery, etc. by suction: also vacuum sweeper …
89vacuum gauge — n. an instrument for measuring the pressure of the air or gas in a partial vacuum …
90vacuum valve — n. Brit. VACUUM TUBE …