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).
Pineal region tumor
A brain tumor on or near the pineal gland. There are at least 17 types of pineal gland tumors, most of which are not cancerous but can nonetheless cause extreme distress. They account for about 1 percent of brain tumors in adults, but up…
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Show more- Immunoglobulin A A major class of immunoglobulins found in serum and external body secretions such as saliva, tears, and sweat…
- Hypochondriac A person who has hypochondriasis, a disorder characterized by a preoccupation with body functions and the…
- Fluorescein angiography A test to examine blood vessels in the retina, choroid, and iris of the eye. A special dye is injected into a…
- Multiple system failure The failure of two or more systems in the body as, for example, the cardiovascular and renal systems…
- Protein-losing enteropathy A condition in which there is excessive loss of plasma protein into the intestine. Protein-losing enteropathy…
- Inverse psoriasis Also called flexural psoriasis, a form of psoriasis found in the armpits, groin, under the breasts and in…
- Orthodontics Orthodontics is the branch of dentistry that specializes in the diagnosis, prevention and treatment of dental…
- Carbon monoxide poisoning Poisoning with carbon monoxide, a tasteless odorless gas that is a byproduct of combustion. Carbon monoxide…
- Seizure, jackknife See: Infantile spasms
- Hip dislocation, congenital The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is…
- Homocysteine Homocysteine: An amino acid produced by the body, usually as a byproduct of consuming meat. Homocysteine is…
- Phytonutrient The active health-protecting Currently, the terms 'phytonutrient' and 'phytochemical' are being used…