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life form

or life-form

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noun
the form that is characteristic of a particular organism at maturity.
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Which of the following words describes “sky blue”?
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use life form in a sentence

British Dictionary definitions for life form

life form

noun
biology the characteristic overall form and structure of a mature organism on the basis of which it can be classified
any living creature
(in science fiction) an alien
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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