Closed-captioning
noun
a system to display a transcription of the audio portion of a television program as it occurs, either verbatim or in edited form; also closed caption
Examples
When my husband is reading, I watch television with closed-captioning.
Word Origin
1974
Read Also:
- Closed-chain
noun, Chemistry. 1. three or more atoms linked together to form a ring or cycle and represented accordingly by its structural formula. noun 1. (chem) another name for ring1 (sense 18) closed chain (klōsd) An arrangement of atoms of the same type that forms a ring. Benzene and naphthalene are closed-chain compounds.
- Closed chain compound
closed chain compound n. See cyclic compound.
- Closed chest massage
closed chest massage n. Cardiac massage in which pressure is applied over the sternum.
- Closed-circuit
noun, Electricity. 1. a circuit without interruption, providing a continuous path through which a current can flow. noun 1. a complete electrical circuit through which current can flow when a voltage is applied Compare open circuit closed circuit
- Closed circuit method
closed circuit method n. A method for measuring oxygen consumption in which an initial quantity of oxygen is rebreathed through a carbon dioxide absorber and any decrease in the volume of oxygen taken in is noted.