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).
Myopia
Myopia: Nearsightedness, the ability to see close objects more clearly than distant objects. Myopia can be caused by a longer-than-normal eyeball or by any condition that prevents light rays from focusing on the retina. Most forms of…
Read the definitionRandom terms
Show more- Thermostat A device that monitors temperature and automatically maintains it at certain levels. In a human, a tiny part…
- Endep See: Amitriptyline
- Test, syphilis (VDRL) A blood test for syphilis (VDRL stands for Venereal Disease Research Laboratory) that detects an antibody…
- Absence of the nipple Medically called athelia, this is a rare condition but it is common in certain conditions. Athelia tends to…
- Orthorexia nervosa A term designating a disorder in which there is an unhealthy obsession with healthy eating, an extreme…
- Locomotion Movement from one place to another. And the ability to locomote, to get from one place to the next. The…
- Phthisis A good trivia or crossword item. An over-consonanted Greek word meaning 'a dwindling or wasting away.'…
- Yawning Involuntary opening of the mouth with respiration, breathing first inward, then outward. Yawning is often…
- Angiohemophilia See: Von Willebrand disease
- Eyetooth An upper canine tooth which is immediately lateral to the second incisor. So-named in the mistaken belief…
- Regional lymphadenitis Cat scratch disease, a mild flu-like infection, with swollen lymph nodes (lymphadenitis) and mild fever of…
- Drug, antiprotozoal Something that destroys protozoa or inhibits their growth and ability to reproduce. A few of the protozoa of…