GRE Word List

ECOSYSTEM

the complex of a community of organisms and its environment functioning as an ecological unit

The meaning of the word ecosystem is the complex of a community of organisms and its environment functioning as an ecological unit.

Random words

WordMeaning
cognizancea distinguishing mark or emblem (such as a heraldic bearing)
meagerhaving little flesh : thin
concentrichaving a common center
cupidityinordinate desire for wealth : avarice
amoralhaving or showing no concern about whether behavior is morally right or wrong
altercationa noisy, heated, angry dispute
creeda brief authoritative formula of religious belief
supinelying on the back or with the face upward
exactingtryingly or unremittingly severe in making demands
scurryto move in or as if in a brisk pace : scamper