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).
Tzanck smear
See Tzanck test
Read the definitionRandom terms
Show more- Height growth See: Normal growth
- Sclerotherapy The injection of a chemical irritant into a vein to sclerose ('harden') it. The chemical irritates the lining…
- Albert Sabin See: Sabin, Albert
- Interstitial radiation Radiation therapy in which a radioactive material is placed directly into a tumor.
- Anemia, Biermer's Anemia, Biermer's: A blood disorder caused by a lack of vitamin B12. Patients who have this disorder do not…
- Ageusia The inability to taste sweet, sour, bitter, or salty substances. Some people can taste but their ability to…
- Photophobia Painful oversensitivity to light. For example, there is photophobia in measles (rubeola). Keeping the lights…
- Abdomen, acute The abrupt (acute) onset of abdominal pain. A potential medical emergency, an acute abdomen may reflect a…
- Burn Damage to the skin or other body parts caused by extreme heat, flame, contact with heated objects, or…
- Pseudoobstruction, neuropathic Intestinal pseudoobstruction caused by damage to nerve cells in the walls of the bowel
- Prostate specific antigen Prostate specific antigen: Widely known as PSA. See: PSA.
- Invest In medicine, this has nothing to do with the stock market. It means to envelop, cover, or embed.