rotary pump
noun
a pump for transferring water or other fluids by the rotating action of its component parts, as by the meshing of vanes or screws.
Words nearby rotary pump
rotary hoe,
rotary joint,
rotary plough,
rotary plow,
rotary press,
rotary pump,
rotary shutter,
rotary tiller,
rotary valve,
rotary wing,
rotary-till
British Dictionary definitions for rotary pump
rotary pump
noun
engineering
a pump in which a liquid is displaced through a shaped stator by a shaped rotor