Medical term:
biosphere
biosphere
[bi´o-sfēr]1. that part of the universe in which living organisms are known to exist; see also atmosphere.
2. the sphere of action between an organism and its environment.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
bi·o·sphere
(bī'ō-sfēr),All regions in the world where living organisms are found.
[bio- + G. sphaira, sphere]
Farlex Partner Medical Dictionary © Farlex 2012
biosphere
(bī′ə-sfîr′)n.
1. The part of the earth and its atmosphere in which living organisms exist or that is capable of supporting life.
2. The living organisms and their environment composing the biosphere.
bi′o·spher′ic (-sfîr′ĭk, -sfĕr′-) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
biosphere
Any region of the Earth with life forms.Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
bi·o·sphere
(bī'ō-sfēr)All the regions in the world where living organisms are found.
[bio- + G. sphaira, sphere]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
biosphere
that part of the earth's surface and its immediate atmosphere which is occupied by living organisms.Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
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