life form
or life-form
the form that is characteristic of a particular organism at maturity.
Origin of life form
1Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use life form in a sentence
The summit of the stone pile was now covered with lizards of some type, apparently the local life-form.
The Repairman | Harry HarrisonThe systematic collections accumulated during his long life form one of the glories of the Kew Herbarium.
They have come here to take over these planets, and have started out with the first, natural moves of any invading life-form.
The Last Evolution | John Wood CampbellWhen you attack them, they merely say 'The life-form of Earth is sending out controlled machines.
The Last Evolution | John Wood CampbellMinutes later a life-form investigator came with a small cage, which held a guinea pig.
The Last Evolution | John Wood Campbell
British Dictionary definitions for life form
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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