Definition of organism in English:

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Pronunciation: /ˈôrɡəˌnizəm/


1An individual animal, plant, or single-celled life form.
Example sentences
  • Green plants are the only organisms in the natural world that can make their own food.
  • Eventually, it melts to supply water and nutrients to plants and aquatic organisms.
  • Plants are aerobic organisms that rely on oxygen for development and metabolism.
living thing, being, creature, animal, plant, life form
1.1The material structure of an individual life form: the heart’s contribution to the maintenance of the human organism
More example sentences
  • Basically us humans are only organisms, we are the same as a plant, a dog, even a bacteria.
  • In the human organism, cholesterol is the parent compound of all steroid hormones.
  • Humans and all other organisms are related by evolution to a common ancestor.
1.2A whole with interdependent parts, likened to a living being: the upper strata of the American social organism
More example sentences
  • There are some intelligent people in it, but the organism of the government is not intelligent.
  • Broadly speaking, the Greeks viewed the Universe as a living organism rather than as a mechanism like a watch.
  • According to Richard Pascale, if you want your company to stay alive, then try running it like a living organism.
structure, system, organization, entity



Pronunciation: /ˌôrɡəˈnizməl/
Example sentences
  • Body size is a frequently cited influence on organismal biology and evolution.
  • These genes strongly implicate the glucose metabolism pathway in organismal aging.
  • A difference in gene expression need not influence organismal phenotype or fitness.


Pronunciation: /ˌôrɡəˈnizmik/
Example sentences
  • Lazarus defined emotions as a complex, patterned organismic reaction to how we think we are doing in life.
  • In the chain of life there is an organismic relationship among things.
  • It is devoted to what molecular biologists have learned about the details, with all their intricacies and puzzles, of organismic development.


Early 18th century (in the sense 'organization', from organize): current senses derive from French organisme.

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