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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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noun [countable] organism pronunciation in American English /ˈɔrɡəˌnɪzəm/ 
Word Forms
  1. 1
    biology a living thing such as a person, animal, or plant, especially an extremely small living thing

    tests to identify the organism that causes the disease

  2. 2
    a system consisting of different parts that all fit together well so that it can operate and develop effectively

    The global economy is a complex organism.

    Synonyms and related words for this sense of organism


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