Pronunciation

/ˈrɒtəri/

Definitions

Noun

A rotary refers to:

1. An engine or machine with a rotating mechanism, especially one that converts mechanical energy into work through the use of a crankshaft or gears.
2. A device or system using rotating elements, such as a printing press or a telephone exchange.
3. A group or club meeting in rotation, where members take turns hosting events or participating.
4. (Informal) A type of dance, particularly a ballroom dance characterized by turning movements.

Verb

To rotate something is to cause it to turn around a central axis, often repeatedly.

Adjective

• Describing something that moves in a circular or revolving motion.
• Referring to a system or group that operates on a rotating basis.

Phrases

• “Rotate machinery” means to make a machine turn.
• “Rotary engine” designates a specific type of internal combustion engine.
• “Participate in a rotary club” implies involvement in a community service organization.

Example Sentences

• Noun: “The old rotary phone had a distinctive dial tone.”
• Verb: “The workers were tasked with rotating the heavy machinery.”
• Adjective: “The new building has a modern, rotary staircase.”

Synonyms

• Revolving
• Rotating
• Oscillatory
• Cyclical
• Sequential (in the context of meetings or tasks)

Antonyms

• Stationary
• Fixed
• Linear