follow Dictionary.com

Submit your word to be a Word of the Day!

ecology

[ih-kol-uh-jee] /ɪˈkɒl ə dʒi/
noun
1.
the branch of biology dealing with the relations and interactions between organisms and their environment, including other organisms.
2.
Also called human ecology. the branch of sociology concerned with the spacing and interdependence of people and institutions.
Also, oecology.
Origin
1870-1875
1870-75; earlier oecology < German Ökologie < Greek oîk(os) + -o- -o- + German -logie -logy; term introduced by E. H. Haeckel
Related forms
ecological
[ek-uh-loj-i-kuh l, ee-kuh-] /ˌɛk əˈlɒdʒ ɪ kəl, ˌi kə-/ (Show IPA),
ecologic, adjective
ecologically, adverb
ecologist, noun
unecological, adjective
unecologically, adverb
Can be confused
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for un ecological

ecology

/ɪˈkɒlədʒɪ/
noun
1.
the study of the relationships between living organisms and their environment
2.
the set of relationships of a particular organism with its environment
3.
the study of the relationships between human groups and their physical environment
Also called (for senses 1, 2) bionomics
Derived Forms
ecologist, noun
Word Origin
C19: from German Ökologie, from Greek oikos house (hence, environment)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for un ecological

ecology

n.

1873, "branch of science dealing with the relationship of living things to their environments, coined by German zoologist Ernst Haeckel (1834-1919) as Okologie, from Greek oikos "house, dwelling place, habitation" (see villa) + -logia "study of" (see -logy). In use with reference to anti-pollution activities from 1960s.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
un ecological in Medicine

ecology e·col·o·gy (ĭ-kŏl'ə-jē)
n.

  1. The branch of science that is concerned with the relationships between organisms and their environments.

  2. The relationship between organisms and their environments.

  3. The study of the detrimental effects of modern civilization on the environment, with a view toward their prevention or reversal through conservation.


ec'o·log'i·cal (ěk'ə-lŏj'ĭ-kəl, ē'kə-) or ec'o·log'ic (-ĭk) adj.
e·col'o·gist n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
un ecological in Science
ecology
  (ĭ-kŏl'ə-jē)   
  1. The scientific study of the relationships between living things and their environments. Also called bionomics.

  2. A system of such relationships within a particular environment.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
un ecological in Culture

ecology definition


The study of living things, their environment, and the relation between the two.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for ecology

Most English speakers likely know this word

Word Value for un

2
4
Scrabble Words With Friends

Nearby words for un ecological