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Heater vs Undefined - What's the difference?

heater | undefined |

As a noun heater

is a device that produces and radiates heat, typically to raise the temperature of a room or building.

As an adjective undefined is

lacking a definition or value.

heater

English

(wikipedia heater)

Noun

(en noun)
  • A device that produces and radiates heat, typically to raise the temperature of a room or building.
    • Turn on the heater ; I'm cold.
  • (dated, slang) A gun.
    • The thug pumped two rounds from his heater into her.
  • (baseball, slang) A fastball.
    • Jones threw a heater under his chin.
  • (gambling, slang) An extended winning streak.
    • Emmy went on a heater in Las Vegas and came back six thousand dollars richer.

    See also

    * heating

    Anagrams

    * English agent nouns

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined