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
preento groom with the bill especially by rearranging the barbs and barbules of the feathers and by distributing oil from the uropygial gland
contendto strive or vie in contest or rivalry or against difficulties : struggle
covenanta usually formal, solemn, and binding agreement : compact
zealota zealous person
emancipateto free from restraint, control, or the power of another
detainto hold or keep in or as if in custody
aggregateformed by the collection of units or particles into a body, mass, or amount : collective
gratuitousnot called for by the circumstances : not necessary, appropriate, or justified : unwarranted
oblivionthe fact or condition of not remembering : a state marked by lack of awareness or consciousness
sanctiona formal decree