- amplitude
- AV
- beam
- call letters
- call sign
- communication
- console
- copier
- copyright
- coverage
- cryptography
- cuneiform
- cypher
- digital
- digitize
- directional
- disinformation
- disquisition
- disseminate
- document
- edit
- editor
- electronic mail
- fax
- fax
- fibre optics
- frequency
- index
- information science
- information technology
- intercom
- loudhailer
- loudspeaker
- media
- media studies
- medium
- microfilm
- monitor
- multimedia
- network
- network
- news conference
- newsreel
- nonverbal
- opinion-makers
- optical fibre
- over
- overhead
- overhead projector
- PA
- page
- pager
- palimpsest
- papyrus
- penmanship
- radio beacon
- radio-cassette player
- radiogram
- record
- reissue
- reportage
- scramble
- semaphore
- smoke signal
- sound wave
- surfing
- telecommunications
- transceiver
- transponder
- video conferencing
- Videotex
- voice print
- walkie-talkie
