MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Congenital synostosis of cervicothoracic vertebrae
See: Klippel-Feil sequence
Read the definitionRandom terms
Show more- Incus One of the three tiny bones in the middle ear. Sound impulses coming from the eardrum are conveyed from the…
- Chorda tympani A branch of the facial nerve (the seventh cranial nerve) that serves the taste buds in the front of the…
- Blister beetle A blister beetle is one of a number of beetles that have historically been used in dried or powdered form for…
- Hemorrhagic Pertaining to bleeding or the abnormal flow of blood. The patient may have an internal hemorrhagic problem…
- Norwalk virus A family of small round viruses that are an important cause of viral gastroenteritis (viral inflammation of…
- Alpha blocker A drug that blocks receptors in arteries and smooth muscle. This action relaxes the blood vessels and leads…
- Cholesterol, High-density lipoprotein (HDL) cholesterol.
- Necrobiosis See: Necrobiosis lipoidica diabeticorum
- Estrogen/progestin therapy Abbreviated EPT. A combination of the hormones estrogen and progestin. Taken by women, the estrogen in the…
- Adenosine triphosphate An important carrier of energy in cells in the body and a compound that is important in the synthesis (the…
- Cataract, secondary A cataract that develops secondary to another disease or surgery. The other disease may, for example, be…
- Sympathetic nervous system A part of the nervous system that serves to accelerate the heart rate, constrict blood vessels, and raise…