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WordReference Random House Learner's Dictionary of American English © 2024e•col•o•gi•cal /ˌɛkəˈlɑdʒɪkəl, ˌikə-/USA pronunciation adj. [before a noun]- of or relating to the study of relations between living things and their environment.
calling for the protection of air, water, and other natural resources from pollution or its effects;
environmental.ec•o•log•i•cal•ly, adv. Collins Concise English Dictionary © HarperCollins Publishers:: ecological /ˌiːkəˈlɒdʒɪkəl/ adj - of or relating to ecology
- (of a practice, policy, product, etc) tending to benefit or cause minimal damage to the environment
ˌecoˈlogically adv e•col•o•gy /ɪˈkɑlədʒi/USA pronunciation n. [uncountable]- Biologythe branch of biology dealing with the relations between living things and their environment.
- Biologythe set of relationships between organisms and their environment.
- Ecologythe act or policy of calling for protection of the air, water, and other natural resources from pollution or its effects;
environmentalism:active in ecology.
See -logy. WordReference Random House Unabridged Dictionary of American English © 2024e•col•o•gy (i kol′ə jē),USA pronunciation n. - Biologythe branch of biology dealing with the relations and interactions between organisms and their environment, including other organisms.
- SociologyAlso called human ecology. the branch of sociology concerned with the spacing and interdependence of people and institutions.
Also, oecology. - Greek oîk(os) + -o- -o- + German -logie -logy; term introduced by English. H. Haeckel
- German Ökologie
- 1870–75; earlier oecology
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