Webster's Revised Unabridged Dictionary · 1913

Falcon

Falcon , noun

[Old English faucon, faucoun, Old French faucon, falcon, {not transcribed}. faucon, from Late Latin falco, perh. from Latin falx, falcis, a sickle or scythe, and named from its curving talons. Compare Falchion.]

1.
(a) (Zoology) One of a family (Falconida) of raptorial birds, characterized by a short, hooked beak, strong claws, and powerful flight.
(b)
(Zoology) Any species of the genus Falco, distinguished by having a toothlike lobe on the upper mandible; especially, one of this genus trained to the pursuit of other birds, or game.
In the language of falconry, the female peregrine (Falco peregrinus) is exclusively called the falcon. — Yarrell
2.
(Gunnery) An ancient form of cannon.
Collocations (1)
Chanting falcon (Zoology) , See under Chanting.