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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
I don't want to be disturbed unless it's absolutely necessary.
basic foods regarded as necessary for health
What type of clothing is necessary for survival at these altitudes?
It was necessary for all students to register a week in advance.
I can take your place at the meeting tomorrow if necessary.
We'll be adding more workers as necessary (=as they are needed).
This is the American English definition of necessary. View British English definition of necessary.
a part of an atom that moves around the nucleus (=centre) and has a negative electrical charge
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