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).
Cervical vertebra, second
The second cervical vertebra is called the axis. It is so-named because the uppermost cervical vertebra (called the atlas) rotates about the odontoid process of the second cervical vertebra. The joint between the axis and atlas is a pivot…
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Show more- Cranial nerve VIII The eighth cranial nerve is the vestibulocochlear nerve. The vestibulocochlear nerve is responsible for the…
- Bezoar A clump or wad of swallowed food and/or hair. Bezoars can sometimes be found to cause blockage of the…
- Synaptonemal complex A protein structure that forms between two homologous chromosomes during meiosis and that is thought to…
- Penicillium notatus The species of bread mold that produces penicillin. See also: Penicillin history
- Vertigo Aside from being the name of a classic 1958 Alfred Hitchcock film (with Jimmy Stewart and Kim Novak), vertigo…
- CEPT Cholesterol ester transfer protein
- Coprolalia The excessive and uncontrollable use of foul or obscene language, including words related to feces (bowel…
- Dysplasia, bronchopulmonary See: Bronchopulmonary dysplasia
- Veterinary medicine The medical science concerned with the diagnosis, treatment and prevention of diseases in animals. Aside from…
- Amaurotic familial idiocy An outdated term for Tay-Sachs disease (TSD) which is concisely defined by OMIM (Online Mendelian Inheritance…
- Dysfunction, erectile A consistent inability to sustain an erection sufficient for sexual intercourse. Also commonly known as…
- Vena cava, inferior A large vein that receives blood from the lower extremities, pelvis and abdomen and empties it into the right…