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[haw-stel-uh m]
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noun, plural haus·tel·la [haw-stel-uh] /hɔˈstɛl ə/.
  1. (in certain crustaceans and insects) an organ or part of the proboscis adapted for sucking blood or plant juices.
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Origin of haustellum

1810–20; < New Latin, diminutive of Latin haustrum scoop on a water wheel, equivalent to haus-, variant stem of haurīre to scoop up, draw + -trum suffix of instrument; for formation, see castellum
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for haustellum

Historical Examples

  • Haustellum, haws-tel′um, n. the sucking organ or proboscis of an insect or a crustacean:—pl.

    Chambers's Twentieth Century Dictionary (part 2 of 4: E-M)


  • The Asili also, which are always upon the chase, seize insects with their anterior legs and suck them with their haustellum.

British Dictionary definitions for haustellum


noun plural -la (-lə)
  1. the tip of the proboscis of a housefly or similar insect, specialized for sucking food
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Derived Formshaustellate, adjective

Word Origin

C19: New Latin, diminutive of Latin haustrum device for drawing water, from haurīre to draw up; see exhaust
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