Source : Webster's Revised Unabridged Dictionary (1913)

Falcate \Fal"cate\, Falcated \Fal"ca*ted\, a. [L. falcatus, fr.
   falx, falcis, a sickle or scythe.]
   Hooked or bent like a sickle; as, a falcate leaf; a falcate
   claw; -- said also of the moon, or a planet, when horned or
   crescent-formed.

Source : WordNet®

falcate
     adj : curved like a sickle; "a falcate leaf"; "falcate claws";
           "the falcate moon" [syn: {falciform}, {sickle-shaped}]