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a.1.(Biol.) Produced by spontaneous generation.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
A biotic system must possess one more necessary property--the ability to coordinate its own behavior in order to achieve most favorable conditions of existence, i.e., optimal conditions inside abiogenous and biogenous limiting factors (optimal range of temperature, abundance of food, etc.).