- 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.
Origin of hallux
Examples from the Web for hallux
Historical Examples of hallux
The digit, d1, which stands as hallux is fully formed and has three phalanges.
In the normal hind foot of the cat the hallux is represented by a rudiment only.
In Cycloturus however the hallux is vestigial and it is absent in Glyptodonts.
Lophiomys differs from all other Rodents in having the hallux opposable.
In most birds the hallux is directed backwards, and the other toes forwards.
- the first digit on the hind foot of a mammal, bird, reptile, or amphibian; the big toe of man
Word Origin for hallux
Word Origin and History for hallux
1831, from Modern Latin hallux, corruption of allex "great toe."
- The big toe.
- A homologous or similar digit on the hind foot of certain mammals.