a system that allows viewers having television sets with special decoders to receive signals that display printed information as well as graphics on their screens.
a form of Videotex in which information is broadcast by a television station and received on an adapted television set
trademark (in Britain, formerly) the ITV teletext service See Ceefax
noun 1. an off-track betting facility in which horse races are viewed on television.
noun 1. treatment in which the source of therapy is some distance from the body, as certain radiation therapies. 2. psychological counseling by telephone. teletherapy tel·e·ther·a·py (těl’ə-thěr’ə-pē) n. Radiation therapy that is administered at a distance from the body.
[tel-uh-ther-mom-i-ter] /ˌtɛl ə θərˈmɒm ɪ tər/ noun 1. any of various thermometers that indicate or record temperatures at a distance, as by means of an electric current.
noun 1. a television broadcast lasting several hours, especially one soliciting support for a charity. noun 1. a lengthy television programme to raise charity funds, etc