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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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a crab shell
The kids were collecting shells on the beach.
pieces of egg shell
Stephen needs someone who can bring him out of his shell.
If anyone spoke to her, she would just withdraw into her shell.
This is the British English definition of shell. View American English definition of shell.
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View the pronunciation for shell.
a new word or phrase invented in the hope that it will become generally used
the distance from the centre of a circle to its edge, or a straight line from the centre to the edge
a collection of debris, mostly consisting of plastic, which moves around in the sea …
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Definition of shell from the online English dictionary from Macmillan Publishers Limited.