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7 dictionary results for: Etiology
Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This
e·ti·ol·o·gy       [ee-tee-ol-uh-jee] Pronunciation Key
–noun, plural -gies.
1.Pathology.
a.the study of the causes of diseases.
b.the cause or origin of a disease.
2.the study of causation.
3.any study of causes, causation, or causality, as in philosophy, biology, or physics.
Also, aetiology.

[Origin: 1545–55; < L aetiologia < Gk aitiología determining the cause of something, equiv. to aití(a) cause + -o- -o- + -logia -logy]

—Related forms
e·ti·ol·o·gist, noun
Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
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American Heritage Dictionary - Cite This Source - Share This
e·ti·ol·o·gy also ae·ti·ol·o·gy       (ē'tē-ŏl'ə-jē)  Pronunciation Key 
n.   pl. e·ti·ol·o·gies also ae·ti·ol·o·gies
    1. The study of causes or origins.
    2. The branch of medicine that deals with the causes or origins of disease.
    3. Assignment of a cause, an origin, or a reason for something.
    4. The cause or origin of a disease or disorder as determined by medical diagnosis.
    1. Assignment of a cause, an origin, or a reason for something.
    2. The cause or origin of a disease or disorder as determined by medical diagnosis.


[Late Latin aetiologia, from Greek aitiologiā : aitiā, cause + -logiā, -logy.]

e'ti·o·log'ic (-ə-lŏj'ĭk), e'ti·o·log'i·cal adj., e'ti·o·log'i·cal·ly adv., e'ti·ol'o·gist n.
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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Online Etymology Dictionary - Cite This Source - Share This
etiology 
"science of causes or causation," 1555, from Gk. aitiologia "statement of cause," from aitia "cause" + -logia "speaking."

Online Etymology Dictionary, © 2001 Douglas Harper
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WordNet - Cite This Source - Share This
etiology

noun
1. the cause of a disease 
2. the philosophical study of causation 

WordNet® 3.0, © 2006 by Princeton University.
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The American Heritage Science Dictionary - Cite This Source - Share This
etiology       (ē'tē-ŏl'ə-jē)  Pronunciation Key 
The cause or origin of a disease, condition, or constellation of symptoms or signs, as determined by medical diagnosis or research.

The American Heritage® Science Dictionary
Copyright © 2002 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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American Heritage Stedman's Medical Dictionary - Cite This Source - Share This

etiology e·ti·ol·o·gy or ae·ti·ol·o·gy (ē'tē-ŏl'ə-jē)
n.

  1. The science and study of the causes or origins of disease.
  2. The cause or origin of a disease or disorder as determined by medical diagnosis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Etiology

E`ti*ol"o*gy\, n. [Cf. F. ['e]tiologie.] The science of causes. Same as ?tiology.

Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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