[ frak-shuh-ney-ter ]
/ ˈfræk ʃəˌneɪ tər /


Chemistry. an apparatus for fractional distillation.Compare cracker(def 10).
any apparatus capable of separating complex liquid substances, as blood, into their component parts.

Origin of fractionator Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for fractionator

  • He inserted half a droplet of the supposed vaccine and plugged in the fractionator's power cable.

    The Hate Disease|William Fitzgerald Jenkins
  • The fractionator turned itself off and he focused on and studied the slide it yielded.

    The Hate Disease|William Fitzgerald Jenkins