Several criteria, few of which are widely accepted, have been proposed to define what constitutes an organism. Among the most common is that an organism has autonomous reproduction, …

The meaning of ORGANISM is a complex structure of interdependent and subordinate elements whose relations and properties are largely determined by their function in the whole.

ORGANISM definition: a form of life composed of mutually interdependent parts that maintain various vital processes. See examples of organism used in a sentence.

Apr 18, 2025 · An organism isn’t just a body that moves or a plant that grows. It’s a self-contained, living system—an intricate orchestration of cells, molecules, and biological processes, all …

Add to word list biology a single living plant, animal, or other living thing (Definition of organism from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of organism noun from the Oxford Advanced Learner's Dictionary. (biology or formal) a living thing, especially one that is extremely small. Even the simplest, single-celled organisms …

Aug 18, 2025 · An organism is a complete living entity that can perform life processes independently. It represents the fundamental unit of life, whether it is a microscopic bacterium …