Rotary

Rotary may refer to:

==Science, engineering and technology== Rotary motion Rotary dial, a rotating telephone dial Rotary engine (disambiguation), multiple types of engines called "rotary" Rotary latch Rotary milking shed, a type of milking shed used in the dairy industry Rotary snowplow, one type of railroad snowplow used especially for deep snow removal Rotary system, a type of pre-electronic telephone switch Rotary table (drilling rig), a device used to apply directional force to a drill string Rotary tiller, a motorised cultivator Rotary woofer, a type of loudspeaker capable of producing very low frequency sound Rotary wing aircraft