Dictionary.com
definitions
  • synonyms

etiology

or ae·ti·ol·o·gy

[ee-tee-ol-uh-jee]
See more synonyms for etiology on Thesaurus.com
noun, plural e·ti·ol·o·gies.
  1. Pathology.
    1. the study of the causes of diseases.
    2. 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.
Show More

Origin of etiology

1545–55; < Latin aetiologia < Greek aitiología determining the cause of something, equivalent to aití(a) cause + -o- -o- + -logia -logy
Related formse·ti·ol·o·gist, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for etiology

Contemporary Examples

Historical Examples


British Dictionary definitions for etiology

etiology

noun plural -gies
  1. a variant spelling of aetiology
Show More
Derived Formsetiological (ˌiːtɪəˈlɒdʒɪkəl), adjectiveetiologically, adverbetiologist, noun
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

Word Origin and History for etiology

n.

"science of causes or causation," 1550s, from Late Latin aetiologia, from Greek aitiologia "statement of cause," from aitia "cause" + -logia "a speaking" (see -logy). Related: Etiologic; etiological.

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

etiology in Medicine

etiology

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.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

etiology in Science

etiology

[ē′tē-ŏlə-jē]
  1. The cause or origin of a disease, condition, or constellation of symptoms or signs, as determined by medical diagnosis or research.
Show More
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.