abiotical

Science Dictionary
abiotic   (ā'bī-ŏt'ĭk)  Pronunciation Key 
Not associated with or derived from living organisms. Abiotic factors in an environment include such items as sunlight, temperature, wind patterns, and precipitation. Compare biotic.

abiosis noun (ā'bī-ō'sĭs)
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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