Rotary
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Rotary can refer to:
- Rotary engine, a type of internal combustion engine from the early 20th century
- Rotary Woofer, a type of loudspeaker capable of very low frequency sound
- Rotary International, a service organization
- Rotary milking shed
- Rotary dial, a rotating telephone dial
- Roundabout, a road junction at which traffic streams around a central island
- An abbreviation for Rotary tiller