• synonyms


See more synonyms for labia on Thesaurus.com
  1. plural of labium.
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[ley-bee-uh m]
noun, plural la·bi·a [ley-bee-uh] /ˈleɪ bi ə/.
  1. a lip or liplike part.
  2. Anatomy.
    1. a lip or lip-shaped structure or part.
    2. any of the folds of skin bordering the vulva.
  3. Botany. the lower lip of a bilabiate corolla.
  4. Entomology. the posterior, unpaired member of the mouthparts of an insect, formed by the united second maxillae.
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Origin of labium

1590–1600; < Latin: lip, akin to lambere to lick, lap3. See labrum1, lip
Related formspseu·do·la·bi·um, noun, plural pseu·do·la·bi·a.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for labia

rim, spout, projection, border, nozzle, overlap, portal, brim, flare, margin, labium, flange, labrum

Examples from the Web for labia

Historical Examples of labia

  • These two prominences are called the Labia Externa, or external lips.

    Fruits of Philosophy

    Charles Knowlton

  • Another British species, viz., the little Earwig (Labia minor), is also of wide distribution.

British Dictionary definitions for labia


  1. the plural of labium
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noun plural -bia (-bɪə)
  1. a lip or liplike structure
  2. any one of the four lip-shaped folds of the female vulvaSee labia majora, labia minora
  3. the fused pair of appendages forming the lower lip of insects
  4. the lower lip of the corolla of labiate flowers
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Word Origin for labium

C16: New Latin, from Latin: lip
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

Word Origin and History for labia


from Latin labia, plural of labium "lip" (see lip (n.)). Specifically of the folds on either side of the vulva from 1630s (labia pudendi).

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1590s, plural labia, from Latin labium "lip" (see lip (n.)).

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Online Etymology Dictionary, © 2010 Douglas Harper

labia in Medicine


n. pl la•bi•a (-bē-ə)
  1. A lip or lip-shaped anatomical structure.
  2. Any of four folds of tissue of the female external genitalia.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

labia in Science


Plural labia
  1. Either of two pairs of folds of tissue that make up part of the external genitalia of female mammals.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.