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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.

adjective
  1. 1
    level and parallel to the ground

    American English synonyms or related words for this sense of flat

    1. a.
      smooth on the surface, with no lumps or slopes

      American English synonyms or related words for this sense of flat

  2. 2
    stretched out or lying on a surface

    American English synonyms or related words for this sense of flat

  3. 6
    a flat tire does not have enough air in it

    American English synonyms or related words for this sense of flat

  4. 7
    mainly British a flat battery does not have enough power left in it

    American English synonyms or related words for this sense of flat

  5. 9
    flat shoes have very low heels or no heels

    American English synonyms or related words for this sense of flat

phrase

protologism

a new word or phrase invented in the hope that it will become generally used

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Open Dictionary

garbage patch

a collection of debris, mostly consisting of plastic, which moves around in the sea …

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