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Synonyms

caster

American  
[kas-ter, kah-ster] / ˈkæs tər, ˈkɑ stər /

noun

  1. a person or thing that casts.

  2. a small wheel on a swivel, set under a piece of furniture, a machine, etc., to facilitate moving it.

  3. a bottle or cruet for holding a condiment.

  4. a stand containing a set of such bottles.

  5. a metal container for sugar, pepper, etc., having a perforated top to permit sprinkling; dredger; muffineer.

  6. Automotive. the angle that the kingpin makes with the vertical. Automobiles are usually designed with the upper end of the kingpin inclined rearward positive caster for improved directional stability.


verb (used without object)

  1. (of a wheel) to swivel freely in a horizontal plane.

caster British  
/ ˈkɑːstə /

noun

  1. a person or thing that casts

  2. Also: castor.  a bottle with a perforated top for sprinkling sugar, etc, or a stand containing such bottles

  3. Also: castor.  a small wheel mounted on a swivel so that the wheel tends to turn into its plane of rotation

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of caster

Middle English word dating back to 1300–50; see origin at cast, -er 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

When it comes to technique, no name looms larger than that of Joan Salvato Wulff, the 99-year-old champion caster and educator.

From The Wall Street Journal Jul. 5, 2026

She also recommends devil's ivy for a bathroom which will see lots of moisture, and a false caster oil plant for a shady room or hallway.

From BBC Jan. 14, 2026

Maybe Willow will be a more consistent spell caster than he was as a teenager.

From New York Times Sep. 8, 2022

The latest Elden Ring patch nerfs two extremely popular abilities, adds some sorely needed quality of life updates, and provides a significant buff to caster builds.

From The Verge Mar. 17, 2022

Would the creature treat him with the respect due to his caster The question haunted him.

From "Brave New World" by Aldous Huxley

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