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).
Cranial nerve IX
The ninth cranial nerve is the glossopharyngeal nerve. The 12 cranial nerves, the glossopharyngeal nerve included, emerge from or enter the skull (the cranium), as opposed to the spinal nerves which emerge from the vertebral column. The…
Read the definitionRandom terms
Show more- Insulinoma A tumor of the beta cells in areas of the pancreas called the islets of Langerhans. Although not usually…
- Tag, ear Common minor anomaly, a rudimentary tag of ear tissue, often containing a core cartilage, usually located…
- Biopsy, sentinel-lymph-node See: Sentinel lymph node biopsy
- Intersexual genitalia Genitalia that are neither typically female nor typically male. Known in clinical medicine as ambiguous…
- Internal cardiac defibrillator A device put within the body that is designed to recognize certain types of abnormal heart rhythms…
- Congenital deafness Deafness: Loss of hearing present at birth. Congenital deafness contrasts to acquired deafness which occurs…
- Analytic specificity How well an assay detects only a specific substance and does not detect closely related substances
- Vestibulocochlear nerve A nerve that is responsible for the sense of hearing and which is also pertinent to balance, to the body…
- Osgood-Schlatter disease Osgood-Schlatter disease: A condition involving inflammation and sometimes tearing of ligaments within the…
- Interneuron A neuron that exclusively signals another neuron
- Water on the brain Known medically as 'hydrocephalus', this is an abnormal buildup of cerebrospinal fluid (CSF) in the…
- Pheresis Procedure in which the blood is filtered, separated, and a portion retained, with the remainder being…