Definition of "deadlight" in inglés

noun

1. (nautical) A strong (often wooden) shutter fitted over a porthole, that can be closed in bad weather to keep water out and discourage the glass windows from breaking.

2. (nautical) A deck prism, a device to allow light into the cabin of boat through the deck.

3. (figurative, archaic) An eye.

4. (figurative, archaic) An eyelid.