color filter: Meaning and Definition of

col'or fil"ter

Pronunciation: [key]
— Photog. Photog.
  1. a screen of dyed gelatin or glass for controlling or modifying the reproduction of the colors of the subject as photographed. Cf. filter (def. 5).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.