projector

The story

1. Latin · derived fromprojector“person who throws away”
2. English todayprojector

Partly from Latin projector (“person who throws away”); partly directly from project + -or.

First known use, by meaning

• from 16th c. Someone who devises or suggests a project; a proposer or planner of something.
• from 19th c. An optical device that projects a beam of light, especially one used to project an image (or moving images) onto a screen.