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rotary

rotary

2 4.3
A circular road junction where traffic moves around a central island
  • noun
  • /ˈroʊtəri/
  • US
translation icon : rotonda
  • The city is installing new signage to help drivers navigate the busy rotary more easily.

Examples

  • Cars careen around the traffic rotary, so close she nearly chokes on the oily fumes.

    Fiction book (1996)
  • "Take the sixth exit off the rotary" was not a command I had to process.

    Blog text (21)
  • "Oops," I say as we come out of the curve of a rotary.

    Fiction book (2001)
  • My knowledge of New England consisted of several conferences held within comfortable hotels, a guest lectureship at Johns Hopkins, and a frustrating day of maneuvering a rented car through rotaries in an attempt to find Cape Cod.

    Fiction book (1997)
  • At the rotary, traffic flows smoothly as cars merge seamlessly into the circular junction.

  • After getting lost, we finally found the right exit at the rotary near the shopping center.

Synonyms

circle
vsrotary
  • US
62 3.5

A road junction where traffic moves around a central island

is the same meaning but uses the specific phrasing from the definition
roundabout
vsrotary
  • UK
8 3.4

A circular road junction where traffic moves around a central island

is the same concept expressed by an alternative common label
traffic circle
vsrotary
  • US
2 2.8

A round road junction where cars go around a central island to enter or leave

is the same layout but does not stress entry and exit features
gyratory
vsrotary
  • UK
7.5

A large roundabout where traffic moves one way

is the same circular junction but smaller and simpler in scale

Compounds

7 3.1

A group of local people who meet to help their community and the world

rotary engine
  • Specialized
1 6.9

A machine that makes power by turning parts around a central point, used in cars or planes

rotary wing
  • Specialized
1 6.9

A set of long rotating blades on a helicopter that lift it and let it hover

9.4

A machine with a spinning part that changes alternating current into direct current and back

rotary encoder
  • Specialized
6.1

A device that tells how far a rotating shaft has turned by sending a code

rotary harrow
  • Specialized
8.5

A machine with rotating spikes that breaks and smooths soil before planting

rotary actuator
  • Specialized
7.9

A device that turns to move the read and write head in a hard disk

rotary joint
  • Specialized
6.1

A connection between two parts that lets one part turn around a single straight line like in the forearm

rotary motion
  • Specialized
3.6

Movement in which something spins around a fixed line

rotary press
  • Specialized
5.7

A machine that prints many pages quickly using a turning metal drum

Wankel rotary engine
  • Specialized
7.8

A car engine that makes power using a spinning three-sided piece instead of moving pistons

Surface Forms

rotary singular
rotaries plural

Etymology

Rotary meaning a road junction comes from the Latin rota 'wheel' and the same root as rotate, so imagine traffic moving around a centre like a wheel — that is why a roundabout is called a rotary.