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  1. Life - Wikipedia

    Life is matter that has biological processes, such as signaling and the ability to sustain itself. It is defined descriptively by the capacity for homeostasis, organisation, metabolism, growth, adaptation, …

  2. LIFE Definition & Meaning | Dictionary.com

    LIFE definition: the condition that distinguishes organisms from inorganic objects and dead organisms, being manifested by growth through metabolism, reproduction, and the power of adaptation to …

  3. LIFE Definition & Meaning - Merriam-Webster

    The meaning of LIFE is the quality that distinguishes a vital and functional being from a dead body. How to use life in a sentence.

  4. Life | Definition, Origin, Evolution, Diversity, & Facts | Britannica

    Dec 13, 2025 · Life-forms present on Earth today have evolved from ancient common ancestors through the generation of hereditary variation and natural selection.

  5. LIFE | English meaning - Cambridge Dictionary

    LIFE definition: 1. the period between birth and death, or the experience or state of being alive: 2. for the whole…. Learn more.

  6. life - Wiktionary, the free dictionary

    3 days ago · life (usually uncountable, plural lives) (uncountable) The state of organisms preceding their death, characterized by biological processes such as metabolism and reproduction and …

  7. Life - Stanford Encyclopedia of Philosophy

    Nov 30, 2021 · A wide range of practices rely on competing conceptions of life: including artificial life, origins-of-life research, the search for life, and other projects described above.

  8. Definition of Life – Introductory Biology: Evolutionary and Ecological ...

    All groups of living organisms share several key characteristics or functions: order, sensitivity or response to stimuli, reproduction, adaptation, growth and development, regulation, homeostasis, and …

  9. Life - Evolution, History, Earth | Britannica

    Dec 13, 2025 · All life tends to increase: more organisms are conceived, born, hatched, germinated from seed, sprouted from spores, or produced by cell division (or other means) than can possibly survive. …

  10. Life - Evolution, Diversity, Biology | Britannica

    Dec 13, 2025 · Life - Evolution, Diversity, Biology: The existence of diverse definitions of life, as detailed in the previous section, surely means that life is complex and difficult to briefly define. A scientific …