pa·thol·o·gy

[puh-thol-uh-jee]
noun, plural pa·thol·o·gies.
1.
the science or the study of the origin, nature, and course of diseases.
2.
the conditions and processes of a disease.
3.
any deviation from a healthy, normal, or efficient condition.
Origin:
1590–1600; earlier pathologia < Latin < Greek pathología. See patho-, -logy

Related forms
pa·thol·o·gist, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Collins
World English Dictionary
pathology (pəˈθɒlədʒɪ) [Click for IPA pronunciation guide]
 
—n , pl -gies
1.  the branch of medicine concerned with the cause, origin, and nature of disease, including the changes occurring as a result of disease
2.  the manifestations of disease, esp changes occurring in tissues or organs
3.  any variant or deviant condition from normal
 
pa'thologist
 
—n

00:10
Pathologist is always a great word to know.
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a fool or simpleton; ninny.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
LEARN MORE UNUSUAL WORDS WITH WORD DYNAMO...
pathology (pəˈθɒlədʒɪ) [Click for IPA pronunciation guide]
 
—n , pl -gies
1.  the branch of medicine concerned with the cause, origin, and nature of disease, including the changes occurring as a result of disease
2.  the manifestations of disease, esp changes occurring in tissues or organs
3.  any variant or deviant condition from normal
 
pa'thologist
 
—n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

pathology
"science of diseases," 1610s, from Fr. pathologie, from Mod.L. pathologia, from Gk. pathologikos "treating of disease," from pathos "suffering" (see pathos) + -logia "study," from logos "word."

pathologist
1640s, from pathology + -ist.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Medical Dictionary

pathologist pa·thol·o·gist (pā-thŏl'ə-jĭst)
n.
A specialist in pathology who practices chiefly in the laboratory as a consultant to clinical colleagues.

pathology pa·thol·o·gy (pā-thŏl'ə-jē)
n.

  1. The medical science concerned with all aspects of disease with an emphasis on the essential nature, causes, and development of abnormal conditions, as well as with the structural and functional changes that result from disease processes.

  2. The anatomical or functional manifestations of a disease.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
pathology   (pə-thŏl'ə-jē)  Pronunciation Key 

  1. The scientific study of disease and its causes, processes, and effects.

  2. The physical and mental abnormalities that result from disease or trauma.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
American Heritage
Cultural Dictionary
pathology [(puh-thol-uh-jee)]

A branch of medicine that explores the nature and cause of disease. Pathology also involves the study of bodily changes that occur as the result of disease.

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
Example sentences
It can take four or so days for a pathologist to determine the specific type of
  glioma.
Not every zoo has a pathologist, or nutritionist or the level of keeper
  training that this zoo has.
The speech-language pathologist in this position will only conduct evaluations
  and will not provide treatment services.
He works as a pathologist and is all too comfortable in the company of the dead.
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