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e·col·o·gy

ecology

pronunciation:
ih ka l ji
features:
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part of speech: noun
definition 1: the scientific study of the relationships between living things and their environments.
An interest in ecology drew her to study the effects of warmer ocean temperatures on sea animals.
definition 2: these relationships themselves.
To understand the dangers of pollution, we must understand the ecology of humans.
derivations: ecological (adj.), ecologically (adv.), ecologist (n.)
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See
  ecosystem, life, life cycle, natural resources, science