RECURVATION
Re`cur*va"tion (r`kr*v"shn), n.

Defn: The act of recurving, or the state of being recurved; a bending or flexure backward.

RECURVE
Re*curve" (r*krv"), v. t.

Defn: To curve in an opposite or unusual direction; to bend back or down.

RECURVED
Re*curved" (r*krvd"), a.

Defn: Curved in an opposite or uncommon direction; bent back; as, a bird with a recurved bill; flowers with recurved petals.

RECURVIROSTER Re*cur`vi*ros"ter (r*kr`v*rs"tr), n. Etym: [L. recurvus bent back + rostrum beack; cf. F. récurvirostre.] (Zool.)

Defn: A bird whose beak bends upward, as the avocet.

RECURVIROSTRAL
Re*cur`vi*ros"tral (-tral), a. Etym: [See Recurviroster.] (Zoöl.)

Defn: Having the beak bent upwards.