Ecology
WordNet
noun
(1) The branch of biology concerned with the relations between organisms and their environment
(2) The environment as it relates to living organisms
"It changed the ecology of the island"
WiktionaryText
Etymology
From from +
Noun
- The branch of biology dealing with the relationships of organisms with their environment and with each other.
- 1949 - Bruce Kiskaddon, George R. Stewart Earth Abides
- As a graduate student, he was working on a thesis: The Ecology of the Black Creek Area. He had to investigate the relationships, past and present, of men and plants and animals in this region.
- 1949 - Bruce Kiskaddon, George R. Stewart Earth Abides