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Definition of simulcast

simulcast

/ˈsaɪ.məlˌkæst/
sim · ul · cast
Plural:simulcasts
•
Past Simple:simulcast
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Past Participle:simulcast
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Present Participle:simulcasting
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simulcast Lexical Profile

simulcast Game Scores & Validity

• noun

1

A simultaneous transmission of the same program or event across two or more different broadcasting media, channels, or streaming platforms.

Example

"Millions of fans watched the charity concert via a global simulcast on television and the internet."

Synonyms
View all synonyms for simulcast

• verb

1

To broadcast or stream a program or event across more than one medium or service at the same time.

Example

"The local station plans to simulcast the championship game on both radio and its mobile app."

Synonyms
View all synonyms for simulcast

• Nearby Words

simulated
simulation
simulator
simulcast
simultaneous
simultaneously
sin

Word Origin & Etymology

Coined in the 1940s as a portmanteau blending 'simultaneous' and 'broadcast', originally referring to programs transmitted on both AM and FM radio or radio and television at the same time.

Cite this Entry

Wordmom. (2026). Definition of Simulcast. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/simulcast
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