About Us | Privacy | Site Map
June 19, 2013
Font Size
A
A
A

Definition of Quack

Quack: 1) A practitioner who suggests the use of substances or devices for the prevention or treatment of disease that are known to be ineffective.

2) A person who pretends to be able to diagnose or heal people, but is unqualified and incompetent.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=11814
Last Editorial Review: 4/27/2011 5:27:15 PM

Medical Dictionary Definitions A - Z

Search Medical Dictionary
Print
Privacy Policy

Women's Health

Find out what women really need.

Please acknowledge your agreement





Featured Topics

Medical Dictionary


or A-Z List
Use Pill Finder Find it Now

Pill Identifier on RxList

  • quick, easy,
    pill identification

Find a Local Pharmacy

  • including 24 hour, pharmacies