[ haw-stel-uhm ]
/ hɔˈstɛl əm /
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noun, plural haus·tel·la [haw-stel-uh]. /hɔˈstɛl ə/.
(in certain crustaceans and insects) an organ or part of the proboscis adapted for sucking blood or plant juices.
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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

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
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How to use haustellum in a sentence

British Dictionary definitions for haustellum

/ (hɔːˈstɛləm) /

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

Derived forms of haustellum

haustellate, adjective

Word Origin for haustellum

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