rotary

(redirected from rotaries)
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Related to rotaries: rotary engine, Rotary Club

rotary

1. a part of a machine that rotates about an axis
2. US and Canadian another term for roundabout (for traffic)

rotary

[′rōd·ə·rē]
(mechanical engineering)
A rotary machine, such as a rotary printing press or a rotary well-drilling machine.
The turntable and its supporting and rotating assembly in a well-drilling machine.
References in periodicals archive ?
Similar to rotaries, roundabouts are circular (though some rotaries are oval-shaped).
Unlike rotaries, though, proper etiquette isn't really needed in the roundabout world.
For road congestion-weary drivers in MetroWest and Worcester who will have to put up with the Westboro and Newton Square rotaries for the foreseeable future, however, maybe a refresher course in the rules of the game are in order.