a system of televising by cable to designated viewing sets, as within a factory for monitoring production operations, in a theater for viewing a special event taking place elsewhere, or in an office building as an aid to maintaining security.
- Closed comedo
closed comedo n. See whitehead.
- Closed community
noun 1. (ecology) a plant community that does not allow for further colonization, all the available niches being occupied
- Closed compound
noun a compound word without spaces or hyphens Examples Keyboard and pancake are closed compounds.
noun 1. a slightly projecting wooden cornice composed of a frieze board and a crown molding without a soffit. 2. .