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).
Bell's palsy
Paralysis of the facial nerve, the nerve that supplies the facial muscles on one side of the face. Bell's palsy is also called facial nerve paralysis. The cause of facial nerve paralysis is often not known, but is thought to be due to a…
Read the definitionRandom terms
Show more- Cell fusion The melding of two or more cells into one cell called a heterokaryon. A heterokaryon may reproduce itself for…
- Inflammation, bladder See: Bladder inflammation
- Incus One of the three tiny bones in the middle ear. Sound impulses coming from the eardrum are conveyed from the…
- Vascular headache A group of headaches felt to involve abnormal sensitivity of the blood vessels (arteries) in the brain to…
- Cancer, breast, susceptibility genes Cancer, breast, susceptibility genes: Inherited factors that predispose to breast cancer. Put otherwise…
- Fatty aldehyde dehydrogenase deficiency Also known as the Sjogren-Larsson syndrome, this is a genetic (inherited) disease usually characterized by a…
- Rehydrate To restore lost water to the body tissues and fluids. Prompt rehydration is imperative whenever dehydration…
- Carbolic acid A synonym of phenol. In dilute solution, an antimicrobial agent. First used to clean wounds and dress them by…
- Microembolus An embolus of microscopic size. For example, a tiny blood clot or little clump of bacteria. Like any embolus…
- Mucopolysaccharidosis type IIIA Sanfilippo syndrome due to deficiency of the enzyme heparan N-sulfatase. See also: Mucopolysaccharidosis
- Antisocial personality See: Antisocial personality disorder
- Cognitive Pertaining to cognition, the process of knowing and, more precisely, the process of being aware, knowing…