MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Tunnel vision
Loss of peripheral vision with retention of central vision, resulting in a constricted circular tunnel-like field of vision. And, by extension, any very narrow point of view. Also called tubular vision
Read the definitionRandom terms
Show more- Mastectomy A general term for removal of the breast, usually to remove cancerous tissue. The operation can be done in a…
- Cerebrovascular Pertaining to the blood vessels and, especially, the arteries that supply the brain. As in cerebrovascular…
- Fever, yellow See: Yellow fever
- Diverticulitis, bleeding from Diverticular bleeding typically occurs intermittently over several days. Colonoscopy is usually performed to…
- Abuse, pregnancy Abuse of an expectant mother. This abuse is most often perpetrated by the woman's spouse, partner, or…
- Fong disease See Nail-patella syndrome
- Venom, scorpion The potent poison of the scorpion. A sting can be fatal to a person who is allergic to it. A scorpion is an…
- Node, sentinel lymph The first lymph node ('gland') to receive lymphatic drainage from a tumor. Which lymph node is the sentinel…
- Olfactory system See: Olfactory apparatus
- Maculopathy, cellophane See: Macular pucker
- Oxygenate To add oxygen to any chemical or physical system, including the human body. Oxygenate can also refer to the…
- Chronic wasting disease A transmissible spongiform encephalopathy (TSE) of North American deer and elk, a progressive…