Definition
adjective
Nonliving, as in abiotic factor, which is a nonliving physical and chemical attribute of a system, for example light, temperature, wind patterns, rocks, soil, pH, pressure, etc. in an environment.
Supplement
Word origin: a- meaning “not,” “without” + biotic: Gk biōtikós of, pertaining to life.
Related forms: abiosis (noun), abiotically (adjective).
Related phrases: abiotic factor, abiotic stress.
Compare: biotic.