Dictionary.com
definitions

life form

or life-form

noun
  1. the form that is characteristic of a particular organism at maturity.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for life form

Historical Examples of life form

  • Almost any other life-form could compete with them, any higher life-form.

    Mr. Spaceship

    Philip K. Dick

  • In this respect, the reproduction of human beings is the same as that of any other life-form.

  • If the life-form is returned to him before he awakes, he will be unaware that anything unusual has happened.

    Fetichism in West Africa

    Robert Hamill Nassau

  • "Naturally the ultimate incarnation for a life-form would be humanoid," Harkaway said with deep reproach.

    Once a Greech

    Evelyn E. Smith

  • That it had established itself in a life-form that casually ingested deadly poisons was no excuse.

    Insidekick

    Jesse Franklin Bone

British Dictionary definitions for life form

life form

noun
  1. biology the characteristic overall form and structure of a mature organism on the basis of which it can be classified
  2. any living creature
  3. (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