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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.
The thesaurus of synonyms and related words is fully integrated into the dictionary entries. Click on the T button in an entry to review the synonyms and related words for that meaning.more
an error in our calculations
He admitted that he'd made an error in rejecting their offer.
A simple clerical error meant that your order was posted to the wrong address.
The accident is thought to have been a result of pilot error.
This is the British English definition of error. View American English definition of error.
someone who studies the stars and planets using scientific equipment including telescopes
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