D defs.my
Entry 2 senses Webster, 1913

Organism

/ôr′gə-nĭz'əm/ · Or·gan·ism · IPA /ˈɔː.ɡəˌnɪz.əm/
01 n. Organic structure; organization.
  1. 1.
    Organic structure; organization.
  2. 2.
    An organized being; a living body, either vegetable or animal, composed of different organs or parts with functions which are separate, but mutually dependent, and essential to the life of the individual.(Biol.)