rotary

/'routəri/ Cách viết khác : (rotatory) /'routətəri/
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Thân thiện
rotary

A car enters the busy rotary during rush hour.

Definition

  1. Adjective:

    • Describing circular motion or shape: "rotary" describes something that moves in a circle or has a circular form.
    • Relating to rotation: "rotary" characterizes something that operates by turning around a central point or axis.

  2. Noun:

    • A type of electrical machine: A "rotary" is a converter that changes alternating current (AC) to direct current (DC) or vice versa using a rotating machine.
    • A circular road junction: A "rotary" is a circular intersection where traffic moves around a central island.
Usage Examples
  • Adjective:
    • The engine uses a rotary mechanism to compress air.
    • Old telephones often had a rotary dial.
  • Noun:
    • The engineer installed a new rotary to manage the power conversion.
    • Take the second exit off the rotary to get to the city center.
Advanced Usage
  • "Rotary motion": Movement in a circular path.
    • The rotary motion of the gears is essential for the machine's function.
  • "Rotary club": A global network of community service clubs (This is a proper noun and a specific organization name, not a direct definition of the adjective "rotary").
    • He is an active member of the local Rotary Club.
Variants and Related Words
  • Rotate (verb): To turn or cause to turn around an axis.
    • The Earth rotates on its axis.
  • Rotation (noun): The action of rotating; one complete turn.
    • The rotation of the planet causes day and night.
  • Rotatory (adjective): A less common synonym for "rotary," meaning relating to or causing rotation.
    • The device has a rotatory component.
Synonyms
  • Adjective: Revolving, turning, spinning, circular.
  • Noun (for road junction): Roundabout, traffic circle.
Related Phrases
  • "Rotary engine": A type of internal combustion engine where the primary motion is rotational rather than the reciprocating motion of pistons.
    • Some older aircraft were powered by rotary engines.
  • "Rotary switch": An electrical switch that is operated by rotation.
    • Adjust the voltage using the rotary switch on the panel.
rotary

A car enters the busy rotary during rush hour.

Adjective
  1. describing a circle; moving in a circle
    • the circular motion of the wheel
  2. relating to or characterized by rotation
    • rotary dial
Noun
  1. electrical converter consisting of a synchronous machine that converts alternating to direct current or vice versa
  2. a road junction at which traffic streams circularly around a central island
    • the accident blocked all traffic at the rotary

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