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).
Femoral head, avascular necrosis of the
See Legg-Calve-Perthes disease
Read the definitionRandom terms
Show more- Migraine, ocular Migraine involving the eyes, with or without headache. Ocular migraines usually affect only one eye at a…
- Interventricular foramen An opening between the lateral and third ventricles in a system of four communicating cavities within the…
- Signature 1) That part of the prescription that contains the doctor's directions to the patient. For example, the…
- Ocular melanoma See: Melanoma, ocular
- Stevens-Johnson syndrome See: Stewart, Alice.
- Chloropicrin A riot control agent or 'tear gas.' See: Riot control agent poisoning
- Scleritis Inflammation of the sclera, the tough white outer coat of the eyeball. Classic scleritis affects the sclera…
- Breast discharge The spontaneous flow of fluid from the nipple at any time other than during nursing. This can be due to an…
- Aspirate To suck in. A patient may aspirate for example by accidentally drawing material from the stomach into the…
- Fever, West Nile Fever, West Nile: A febrile disease caused by the West Nile virus that is transmitted from birds to the…
- Rheumatism Rheumatism is an older term, used to describe any of a number of painful conditions of muscles, tendons…
- ASL American Sign Language