Medical term:

pathogen


pathogen

 [path´o-jen]
any disease-producing agent or microorganism. adj., adj pathogen´ic.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

path·o·gen

(path'ō-jen),
Any virus, microorganism, or other substance causing disease.
[patho- + G. -gen, to produce]
Farlex Partner Medical Dictionary © Farlex 2012

pathogen

(păth′ə-jən)
n.
An agent that causes disease, especially a virus, bacterium, or fungus.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

pathogen

Any disease-producing microorganism.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

pathogen

Popularly, bug Any disease-producing microorganism. See Blood-borne pathogen, Emerging pathogen, Food-borne pathogen, Intracellular pathogen, Water-borne pathogen.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

path·o·gen

(path'ŏ-jĕn)
Any virus, microorganism, or other substance that causes disease.
[patho- + G. -gen, to produce]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

pathogen

Any agent that causes disease, especially a micro-organism.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

pathogen

or

pathogene

any organism that causes disease, such as a virus, bacterium or fungus.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

Pathogen

Any disease-producing agent or microorganism.
Mentioned in: Animal Bite Infections, Leprosy, Pseudomonas Infections
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.

path·o·gen

(path'ŏ-jĕn)
Any virus, microorganism, or other substance causing disease.
[patho- + G. -gen, to produce]
Medical Dictionary for the Dental Professions © Farlex 2012

pathogenesis

 [path″o-jen´ĕ-sis]
the development of morbid conditions or of disease; more specifically the cellular events and reactions and other pathologic mechanisms occurring in the development of disease. adj., adj pathogenet´ic.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

path·o·gen·e·sis

(path'ō-jen'ĕ-sis),
The pathologic, physiologic, or biochemical mechanism resulting in the development of a disease or morbid process. Compare: etiology.
[patho- + G. genesis, production]
Farlex Partner Medical Dictionary © Farlex 2012

pathogenesis

(păth′ə-jĕn′ĭ-sĭs)
n.
The development of a diseased or morbid condition.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

path·o·gen·e·sis

(path'ō-jen'ĕ-sis)
The pathologic, physiologic, or biochemical mechanism resulting in the development of a disease or morbid process.
Compare: etiology
[patho- + G. genesis, production]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

pathogenesis

The mechanisms involved in the development of disease. Compare AETIOLOGY.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

path·o·gen·e·sis

(path'ō-jen'ĕ-sis)
The pathologic, physiologic, or biochemical mechanism resulting in development of disease or morbidity.
[patho- + G. genesis, production]
Medical Dictionary for the Dental Professions © Farlex 2012

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