teletext
noun
tele·text
| \ ˈte-lə-ˌtekst
\
\
Definition of teletext
: a system for broadcasting text over an unused portion of a television signal and displaying it on a decoder-equipped television set — compare videotex
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More Definitions for teletext
teletext
noun
English Language Learners Definition of teletext
technical
: a system for broadcasting written information on television
See the full definition for teletext in the English Language Learners Dictionary