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90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.
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National Public Radio
He worked in radio for nearly 40 years.
Radio and television have had an enormous effect on people's lives.
We remained in constant radio contact.
We might be able to contact him by radio.
This is the American English definition of radio. View British English definition of radio.
the sending of images and photographs from one mobile phone to another
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