axillary

noun

plural axillaries
: one of the feathers arising from the axilla and closing the space between the flight feathers and body of a flying bird

Word History

Etymology

axilla + -ary entry 1

First Known Use

1842, in the meaning defined above

Time Traveler
The first known use of axillary was in 1842

Browse Nearby Words

Cite this Entry

“Axillary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/axillary. Accessed 11 Jun. 2026.

Medical Definition

axillary

adjective
ax·​il·​lary ˈak-sə-ˌler-ē How to pronounce axillary (audio)
: of, relating to, or located near the axilla
axillary lymph nodes
axillary temperature

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