økologi

== Danish == === Etymology === From German Ökologie, created in 1866 from Ancient Greek οἶκος (oîkos, “house”) and -λογία (-logía, “study of”). === Noun === økologi c (singular definite økologien, plural indefinite økologier) ecology (branch of biology) ==== Inflection ==== == Norwegian Bokmål == === Noun === økologi m (definite singular økologien) (uncountable) ecology (branch of biology) == Norwegian Nynorsk == === Noun === økologi m (definite singular økologien) (uncountable) ecology (as above)