noun, plural ax·il·lae [ak-sil-ee] /ækˈsɪl i/.
  1. Anatomy. the armpit.
  2. Ornithology. the corresponding region under the wing of a bird.
  3. Botany. an axil.

Origin of axilla

Borrowed into English from Latin around 1610–20 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for axillae

axilla, oxter

Examples from the Web for axillae

Historical Examples of axillae

British Dictionary definitions for axillae


noun plural -lae (-liː)
  1. the technical name for the armpit
  2. the area on the undersurface of a bird's wing corresponding to the armpit

Word Origin for axilla

C17: from Latin: armpit
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

axillae in Medicine


n. pl. ax•il•lae (-sĭlē)
  1. armpit
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.