RAZORBACK
Ra"zor*back", n. (Zoöl.)

Defn: The rorqual.

RAZOR-BACKED
Ra"zor-backed", a. (Zoöl.)

Defn: Having a sharp, lean, or thin back; as, a razor-backed hog, perch, etc.

RAZORBILL Ra"zor*bill, n. (Zoöl.) (a) A species of auk (Alca torda) common in the Arctic seas. See Auk, and Illust. in Appendix. (b) See Cutwater, 3.

RAZURE
Ra"zure, n. Etym: [See Rasure.]

1. The act of erasing or effacing, or the state of being effaced; obliteration. See Rasure.

2. An erasure; a change made by erasing.

RAZZIA
Raz"zi*a, n. Etym: [F., fr. Ar. ghazia (pron. razia in Algeria).]

Defn: A plundering and destructive incursion; a foray; a rai