rediffusion: meaning, definition, pronunciation and examples
LowTechnical / Historical
Quick answer
What does “rediffusion” mean?
The broadcasting or relaying of radio or television programmes, especially by wire to subscribers.
Audio
Pronunciation
Definition
Meaning and Definition
The broadcasting or relaying of radio or television programmes, especially by wire to subscribers.
The act or system of distributing broadcast content from a central source to a network of receivers or subscribers, often historically referring to cable radio/TV systems before the prevalence of over-the-air broadcasting.
Dialectal Variation
British vs American Usage
Differences
More strongly associated with the UK due to the historical company 'Rediffusion Ltd'. In the US, similar systems were often called 'cable radio' or 'wired wireless'. The term is rare in modern American English.
Connotations
UK: Evokes a specific historical era of broadcasting (1940s-1960s). US: Primarily a technical term for signal redistribution, if used at all.
Frequency
Extremely low frequency in both dialects, but marginally more recognised in the UK due to historical brand presence.
Grammar
How to Use “rediffusion” in a Sentence
the rediffusion of [programme/content]via rediffusiona rediffusion service for [area/subscribers]Vocabulary
Collocations
Examples
Examples of “rediffusion” in a Sentence
verb
British English
- The programme was rediffused to regional cable networks.
- They plan to rediffuse the concert via the old wire system.
American English
- The signal was rediffused through the campus cable network.
- Stations often rediffuse content to fill overnight schedules.
adverb
British English
- The show was transmitted rediffusion via the town's cable network.
American English
- The signal was sent rediffusion to the apartment complex.
adjective
British English
- They installed a rediffusion box in the hallway.
- The rediffusion service required a monthly subscription.
American English
- The building had a legacy rediffusion hookup.
- He studied early rediffusion technology.
Usage
Meaning in Context
Business
Used historically for companies involved in wired broadcast distribution (e.g., 'He worked for Rediffusion').
Academic
Appears in media history, communications studies, or technology history texts.
Everyday
Virtually never used in contemporary everyday conversation.
Technical
Can describe the technical process of receiving and redistributing a broadcast signal via cable or wire network.
Vocabulary
Synonyms of “rediffusion”
Strong
Neutral
Vocabulary
Antonyms of “rediffusion”
Watch out
Common Mistakes When Using “rediffusion”
- Misspelling as 'redifusion' (one 'f').
- Using it as a general synonym for 'broadcast' rather than a specific type of relayed/distributed broadcast.
- Assuming it is a common, contemporary term.
FAQ
Frequently Asked Questions
No. Rediffusion typically refers to a one-way, scheduled distribution of broadcast content via a wired network (like early cable). Streaming is an on-demand, digital, often two-way internet-based transmission.
It would be technically inaccurate and archaic. 'Rerun', 'repeat', or 'rebroadcast' are the correct modern terms for showing a programme again.
Yes, 'Rediffusion' was the trading name of Broadcast Relay Service Ltd, a major British wired broadcast company operating from the 1920s to the 1980s. The generic term 'rediffusion' is derived from this.
The technology it described (wired broadcast relay) was largely made obsolete by improved over-the-air broadcasting, satellite, and modern digital cable/IPTV systems. The term remains in historical and technical archives.
The broadcasting or relaying of radio or television programmes, especially by wire to subscribers.
Rediffusion is usually technical / historical in register.
Rediffusion: in British English it is pronounced /ˌriːdɪˈfjuːʒ(ə)n/, and in American English it is pronounced /ˌridəˈfjuʒən/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None specific to this term.”
Learning
Memory Aids
Mnemonic
Think of RE-DIFFUSION: 'Re-' meaning again, and 'diffusion' meaning spreading out. It's the re-spreading of a broadcast signal through wires.
Conceptual Metaphor
BROADCASTING IS A LIQUID/FLOW: The signal is 'diffused' (spread) and then 're-diffused' through channels (wires).
Practice
Quiz
In which context is the term 'rediffusion' MOST historically accurate?