[ hal-uh ks ]
/ ˈhæl əks /

noun, plural hal·lu·ces [hal-yuh-seez] /ˈhæl yəˌsiz/. Anatomy, Zoology.

the first or innermost digit of the foot of humans and other primates or of the hind foot of other mammals; great toe; big toe.
the comparable, usually backward-directed digit in birds.


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Origin of hallux

1825–35; < Late Latin (h)allux, for Latin hallus, by association with pollex thumb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for halluces

/ (ˈhæləks) /


the first digit on the hind foot of a mammal, bird, reptile, or amphibian; the big toe of man

Word Origin for hallux

C19: New Latin, from Late Latin allex big toe
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

Medical definitions for halluces

[ hăləks ]

n. pl. hal•lu•ces (hălyə-sēz′, hălə-)

The big toe.
A homologous or similar digit on the hind foot of certain mammals.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.