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labia minora

[ley-bee-uh mi-nawr-uh, -nohr-uh]
plural noun, singular la·bi·um mi·nus [ley-bee-uh m mahy-nuh s] /ˈleɪ bi əm ˈmaɪ nəs/. Anatomy.
  1. the inner folds of skin of the external female genitalia.

Origin of labia minora

1830–40; < New Latin: lesser lips
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for labia minora

labia minora

pl n
  1. the two small inner folds of skin in human females forming the margins of the vaginal orifice

Word Origin for labia minora

C18: New Latin: smaller lips
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 minora
n.

inner folds of skin around the vulva, 1781, Modern Latin, literally "lesser lips" (see labia). The singular is labium minus.

Online Etymology Dictionary, © 2010 Douglas Harper
labia minora in Medicine

labia minora

[mə-nôr′ə]
pl.n.
  1. The two thin inner folds of skin within the vestibule of the vagina enclosed within the cleft of the labia majora.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.