'Toothed whale' definitions:

Definition of 'toothed whale'

noun

Any of several whales having simple conical teeth and feeding on fish etc.

From: GCIDE

Toothed \Toothed\, a.
1. Having teeth; furnished with teeth. "Ruby-lipped and toothed with pearl." --Herrick. [1913 Webster]
2. (Bot. & Zool.) Having marginal projecting points; dentate. [1913 Webster]
Toothed whale (Zool.), any whale of the order Denticete. See Denticete.
Toothed wheel, a wheel with teeth or projections cut or set on its edge or circumference, for transmitting motion by their action on the engaging teeth of another wheel. [1913 Webster]