You searched for: “abiotic
abiotic (adjective) (not comparative)
1. A reference to the absence, or deficiency, of life: Is there such a thing as the abiotic existence of matter that is devoid of life or any specific life conditions?

Characterized by the absence of life, inanimate; such as, sand, gravel, stones, etc. all of which are abiotic.

2. Relating to, or caused by, nonliving environmental factors: Many of the abiotic conditions are destructive of living organisms; including temperature, water, soil, pH, and salinity.
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abiotic factor
A non-organic variable within the ecosystem, affecting the life of organisms.

Factors include temperature, light, and soil structure and can include harmful elements to the environment; such as, when sulfur dioxide emissions from power stations produce acid rain.

This entry is located in the following unit: Environment and Ecology Information + (page 1)