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).
Leech
1. An aquatic parasite that sucks blood from animals. Leeches play a role in medicine today. See: Leech therapy. 2. (Archaic) A physician or surgeon (because they did so much leeching). 3. A person who behaves as a parasite
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Show more- Glaucoma treatment (laser) A laser beam of light is focused on the part of the anterior chamber where the fluid leaves the eye. This…
- Immunoglobulin M Abbreviated IgM. A major class of immunoglobulins. IgM includes the antibodies that are usually produced…
- Superficial spreading melanoma See: Melanoma, superficial spreading
- D-IBS Diarrhea-predominant IBS (irritable bowel syndrome)
- Nonagenarian Someone in his or her ninties, that is, between 90 and 99 years of age. See also: Age by decade
- Clinodactyly Curving of the fifth finger (the little finger) toward the fourth finger (the ring finger). Sometimes called…
- Mathematics disorder A condition characterized by math skills that are significantly below normal, given the person's age…
- Factitious disease by proxy See: Munchhausen syndrome by proxy
- Vertebrae The preferred plural of vertebra. (The alternate plural is vertebras.) See also: Cervical vertebrae…
- Mucopolysaccharidosis type II Hunter syndrome, due to deficiency of the enzyme iduronate sulfatase. See also: Mucopolysaccharidosis
- Transforming growth factor (TGF) One of several proteins secreted by transformed cells that can stimulate the growth of normal cells…
- Spasm, coronary artery See: Coronary artery spasm