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).
Floppy valve syndrome
See: Mitral valve prolapse
Read the definitionRandom terms
Show more- Triceps The triceps muscle extends (straightens) the elbow. Its full name is the triceps brachii. It can be felt as…
- Ultraviolet B One of the three types of invisible light rays (together with ultraviolet A and ultraviolet C) given off by…
- Air bag A bag that fills with air, designed for frontal impact crashes, the kind of crashes which account for more…
- Physician discontent Dissatisfaction with medical practice. Physician discontent increased substantially in the last quarter of…
- Syndrome, Kanner (Also called autism). A spectrum of neuropsychiatric disorders characterized by deficits in social…
- Temperature The temperature is the specific degree of hotness or coldness of the body. It is usually measured with a…
- Cardiopathy Heart disease. A nonspecific term applicable to any and all diseases of the heart. From cardio- + the Greek…
- ADH (antidiuretic hormone) A peptide molecule that is released by the pituitary gland at the base of the brain after being made nearby…
- Germinoma A type of germ cell tumor.
- Albino A person with albinism. The term was first applied by the Portuguese to people in West Africa who may have…
- Let down reflex An involuntary reflex during breastfeeding which causes the milk to flow freely
- Laser A powerful beam of light that can produce intense heat when focused at close range. Lasers are used in…