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).
Anonymous reporting
In public health, anonymous reporting permits the acquisition of certain data such as the proportion of persons with a positive test or with a disease
Read the definitionRandom terms
Show more- Papillomavirus, human Pregnancy-associated plasma protein A.
- Reflex, pressor A pressor reflex is a neurological (nerve) reflex that constricts arterioles (small blood vessels) and…
- Contraceptive, diaphragm A barrier method of contraception that is available by prescription only and must be sized by a health…
- Eruption, bather's An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish…
- Chemosense The chemical sensing system. The sense of smell is part of our chemical sensing system, or the chemosenses
- Aicardi syndrome A genetic disorder characterized by the partial or complete agenesis of the corpus callosum (the structure…
- Endostatin Endostatin is a piece (a fragment) of a protein, collagen 18, found in all blood vessels. This fragment is…
- Adenomyoma A nodule that forms around tissue of the inner uterus (endometrial tissue) as a result of adenomyosis. See…
- Varicose vein A dilated (widened) tortuous (twisting) vein, usually involving a superficial vein in the leg, often…
- Intrafallopian A term meaning 'within the fallopian tube.' There are two fallopian tubes in female mammals, including human…
- Familial mental retardation 1 See FMR1.
- Endometrial hyperplasia A condition characterized by overgrowth of the lining of the uterus. Hyperplasia means overgrowth. The…