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).
Ulcerative gingivitis
This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead tissue from the mouth and throat due to the spread of infection from the gums. Certain germs (including fusiform bacteria and…
Read the definitionRandom terms
Show more- Induced abortion An abortion that is brought about intentionally. Also called an artificial or therapeutic abortion. As…
- Partial hysterectomy Hysterectomy: In a partial hysterectomy, the uterus is surgically removed but the cervix is left in place…
- Ventilator A ventilator is a machine which mechanically assists patients in the exchange of oxygen and carbon dioxide…
- Percutaneous transluminal coronary angioplasty Angioplasty: PTCA. The use of a balloon-tipped catheter to enlarge a narrowed artery
- Diastolic Referring to the time when the heart is in a period of relaxation and dilatation (expansion). The noun for…
- Patellofemoral joint One of the knee joints. The knee has three parts. The thigh bone (femur) meets the large shin bone (tibia)…
- Carpal bone One of the wrist bones. There are eight carpal bones that are arranged in two rows. The carpal bones…
- Calcitonin Calcitonin: A hormone produced by the thyroid gland that lowers the levels of calcium and phosphate in the…
- Reflex, Babinski An important neurologic test based, believe it or not, upon what the big toe does when the sole of the foot…
- PMS (PreMenstrual Syndrome) See Premenstrual syndrome
- Glenoid labrum A ring of fibrocartilage that runs around the cavity of the scapula (wingbone) in which the head of the…
- Coarctation A narrowing, a stricture, a constriction. Although the best known coarctation is of the aorta, any artery can…