or a·bi·ot·i·cal

[ ey-bahy-ot-ik or ey-bahy-ot-i-kuh l; ab-ee- ]
/ ˌeɪ baɪˈɒt ɪk or ˌeɪ baɪˈɒt ɪ kəl; ˌæb i- /


of or characterized by the absence of life or living organisms.

Origin of abiotic

Related formsa·bi·ot·i·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Word Origin and History for abiotic



"without life," 1870, from a- (3) + biotic.

Online Etymology Dictionary, © 2010 Douglas Harper

Science definitions for abiotic


[ ā′bī-ŏtĭk ]

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.
Related formsabiosis noun (ā′bī-ōsĭs)
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.