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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Fontanel (fontanelle)
The word fontanel comes from the French fontaine for fountain. The medical term fontanel is a 'soft spot' of the skull. The 'soft spot' is soft precisely because the cartilage there has not yet hardened into bone between the skull bones…
Read the definitionRandom terms
Show more- Round window The membrane separating the inner ear and middle ear. The tympanum (eardrum) separates the middle ear and…
- Vater, ampulla of See: Ampulla of Vater
- STDs in women See Sexually transmitted diseases in women
- Cell, fat A cell containing fat. Also called an adipocyte. A fat cell, or adipocyte, is a connective tissue cell that…
- Uridine monophosphate (UMP) A molecular ion derived from uridylic acid. It has a uracil as its base
- Magendie, foramen of An opening from the fourth ventricle, which is one in a system of four communicating cavities called…
- Rash, yeast diaper Rash, yeast diaper: Infection in the diaper area caused by a yeast formerly called Monilia and now called…
- Disease, phytanic acid storage See Refsum disease
- Mortality rate A death rate. There are a number of different types of mortality rates as, for examples, the following: >…
- Hepatic duct A duct that carries bile from the liver into the common bile duct which conveys it to the duodenum (the upper…
- Biceps The biceps is a muscle that has two heads or origins. In Latin, biceps means two-headed and is derived from…
- IRB Institutional Review Board