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).
External jugular vein
The more superficial of the two jugular veins situated on each side of the neck. The other is the internal jugular vein. They drain blood from the head, brain, face and neck and convey it toward the heart. The external jugular vein…
Read the definitionRandom terms
Show more- X-ray crystallography The use of X-rays of known wavelength to learn the structure of any crystalline material. Put otherwise…
- Antihypertensive Something that reduces high blood pressure (hypertension)
- Quiescence Inactivity, quietness. In cells, quiescence is the state of not dividing. In neurons (nerve cells)…
- Resection, video-assisted Surgery that is aided by the use of a video camera that projects and enlarges the image on a television…
- Syndrome, Gelineau A neurological disorder marked by a sudden recurrent uncontrollable compulsion to sleep. Named for a French…
- Encephalitis, eastern equine See: Eastern equine encephalitis
- Paresis 1 Incomplete paralysis. 2 A form of neurosyphilis (syphilis affecting the central nervous system -- the brain…
- Disease, Ritter This is the scalded skin syndrome, a potentially serious side effect of infection with the Staph…
- Orphan drug 1. Oral rehydration salts. 2. Oral rehydration solution. 3. Orthopaedic Research Society.
- Apical The adjective for apex, the tip of a pyramidal or rounded structure, like the lung or the heart. For example…
- Cognitive Pertaining to cognition, the process of knowing and, more precisely, the process of being aware, knowing…
- Electrodesiccation Use of an electric current to destroy cancerous tissue and control bleeding