Englishfor English speakers
commercial
Noun
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A commercial is an advertisement on TV or radio.
The actress recently appeared in a TV commercial for Meadowcup butter.
media
Noun
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The (mass) media is/are the news sources and the people behind them.
The media have been too accepting of the government's arguments.
The Japanese media often ignores international news.
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A medium is a way of information or art.
We have to use music, pictures and other media to sell the product.