or a·bi·ot·i·cal

[ey-bahy-ot-ik or ey-bahy-ot-i-kuh l; ab-ee-]


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

abiotic in Science



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.