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trilobate

or tri·lo·bat·ed

[trahy-loh-beyt, trahy-luh-beyt or trahy-loh-bey-tid, trahy-luh-bey-tid]
adjective
  1. having three lobes.
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Origin of trilobate

First recorded in 1765–75; tri- + lobate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for trilobate

Historical Examples

  • The nose is often twisted in epileptics, flattened and trilobate in cretins.

    Criminal Man

    Gina Lombroso-Ferrero

  • The trilobate roof of the nave was medival, but has lately been restored.

    The Shores of the Adriatic

    F. Hamilton Jackson

  • Just behind the mandibles are the maxillæ, which are trilobate at the end, as in the three orders of insects above named.

    Our Common Insects

    Alpheus Spring Packard

  • The importance of the trilobate form of the trilobite is very much overestimated.

British Dictionary definitions for trilobate

trilobate

adjective
  1. (esp of a leaf) consisting of or having three lobes or parts
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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
trilobate in Medicine

trilobate

(trī-lō′bāt′)
adj.
  1. Having three lobes.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.