MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Telomere
The end of a chromosome, a specialized structure involved in the replication and stability of the chromosome. On the DNA level, the telomere is a dull stretch of road. It is a length of DNA monotonously made up of a recurring motif of 6…
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Show more- Hemolytic jaundice, congenital Jaundice, congenital: Known also as hereditary spherocytosis (HS), this is a genetic disorder of the red…
- DNA repair gene A gene engaged in DNA repair. When a DNA repair gene is impaired, mutations pile up throughout the DNA. The…
- Overload, iron Iron overload can damage the heart, liver, gonads and other organs. Iron overload is a particular risk for: >…
- Thanatology The study of death and dying, including the medical, psychological, and sociologic aspects of it. Each…
- Morgagni's tubercle See: Olfactory bulb
- Saddle sore 1. Sore from riding on a saddle such as on a horse or bike. 2. A sore on a horse caused by an ill-fitting…
- Perioperative Literally, around (the time of) surgery. More specifically, the period of time extending from when the…
- Tocolytic agent A medication that can inhibit labor, slow down or halt the contractions of the uterus. Tocolytic agents are…
- Sight, day Night blindness. Listed in medical dictionaries under 'Nyctalopia' from the Greek 'nyct' (night) + 'aloas'…
- Angiosarcoma A type of cancer that begins in the lining of blood vessels. This type of tumor tends to be aggressive, recur…
- Iron poisoning Iron supplements meant for adults (such as pregnant women) are a major cause of poisoning in children. Care…
- Sperm stem cell A cell that is incapable of fertilizing an egg cell but can give rise to cells that develop into sperm. Sperm…