potency

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potency

 [po´ten-se]
1. power.
2. the ability of the male to perform coitus; see also impotence.
3. the power of a medicinal agent to produce the desired effects.
4. the ability of an embryonic part to develop and complete its destiny. adj., adj po´tent.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

po·ten·cy

(pō'tĕnt-sē),
1. Power, force, or strength; the condition or quality of being potent.
2. Specifically, sexual potency.
3. In therapeutics, the relative pharmacologic activity of a dose of a compound compared with the dose of a different agent producing the same effects (for example, aspirin and acetaminophen are of equal potency in alleviating headache [same dose required], but ketorolac exhibits greater potency than ibuprofen, given that 20 mg of the former is as effective as 400 mg of the latter).
[L. potentia, power]
Farlex Partner Medical Dictionary © Farlex 2012

potency

Medtalk A measure of a substance's relative biologic or chemical activity and biologic or biochemical effects Oncology See Carcinogenic potency Pharmacology A term for the relative strength of a therapeutic agent Toxicology A term for the relative strength of a toxin Transfusion medicineThe degree of 'antigenicity' or the intensity of agglutination that may be elicited by different alloantigens.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

po·ten·cy

(pō'tĕn-sē)
1. Power, force, or strength; the condition or quality of being potent.
2. Specifically, sexual potency.
3. pharmacy The relative pharmacologic activity of a compound.
[L. potentia, power, potency]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

potency

1. The ability of a man to obtain an erection and so perform sexual intercourse.
2. The strength of a drug based on its effectiveness to cause change.
3. The claimed increase in the power of homeopathic remedies (see HOMEOPATHY) with increasing dilution and shaking.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

po·ten·cy

(pō'tĕn-sē)
Power, force, or strength; the condition or quality of being potent.
[L. potentia, power, potency]
Medical Dictionary for the Dental Professions © Farlex 2012