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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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prefix micro- pronunciation in British English /maɪkrəʊ/
  1. 1
    extremely small: used with some nouns and adjectives



    Synonyms and related words for this sense of micro-
  2. 2
    science one of a million equal parts of something: used with some nouns

    a microsecond

    Synonyms and related words for this sense of micro-
    Synonyms and related words for this sense of micro-


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