MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
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.
Read the definitionRandom terms
Show more- Neophobia Fear of anything new, of innovation, an irrational fear of new situations, places, or things. In animal…
- Lysis Destruction. Hemolysis is the destruction of red blood cells with the release of hemoglobin; bacteriolysis is…
- Device, medical See: Medical device
- Negative clinical trial A clinical trial that shows that a new treatment is inferior to standard treatment. See: Clinical trials. See…
- Autosomal Pertaining to a chromosome that is not a sex chromosome; relating to any one of the chromosomes save the sex…
- Donald Fredrickson See: Fredrickson, Donald
- Pesticide A chemical used to control, repel, or destroy pests of any sort. There are scores of different types of…
- Moscati See: Moscati, St. Joseph
- Male genitalia The genital organs of the male. These are usually separated by convention into the external and internal…
- RNA virus, positive-strand See: Positive-strand RNA virus
- Cancer, prostate Cancer of the gland that produces some of the components of semen fluid. Prostate cancer is the second…
- DNR Do not resuscitate. See also Advance medical directives