1. A small circular or oval wooden block without sheaves, having a groove around it and a hole through it, used for connecting rigging.

2. A small round cloud, with a ruddy center, supposed by sailors to portend a storm.

3. A small thick disk of glass inserted in a deck, roof, floor, ship's side, etc, to let in light.

4. A circular or oval opening for air or light.

5. A lantern, with a thick glass lens on one side for concentrating the light on any object; also, the lens itself.

6. <astronomy> Aldebaran, a bright star in the eye of Taurus or the Bull.

7. The center of a target.

8. A thick knob or protuberance left on glass by the end of the pipe through which it was blown.

9. A small and thick old-fashioned watch.

(01 Mar 1998)