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).
Gastroesophageal reflux
The return of stomach contents back up into the esophagus This frequently causes heartburn because of irritation of the esophagus by stomach acid. NTER> Gastroesophageal reflux disease (GERD) can lead to scarring and stricture of the…
Read the definitionRandom terms
Show more- Inguinal Having to do with the groin.
- Dilation, pupil This examination enables your eye care professional to see more of your retina, the light-sensitive layer of…
- Angioedema, hereditary A genetic form of angioedema. (Angioedema is also referred to as Quinke's disease.) Persons with it are born…
- Sac, egg See: Egg sac
- Mutation, germline Mutation, germline: A heritable change in the DNA that occurred in a germ cell (a cell destined to become an…
- TC-99 tetrofosmin scintimammography Scintimammography is an imaging technique that uses a radioisotope (a radioactive substance) to help…
- Blood pH The acidity or alkalinity of blood. The pH of any fluid is the measure of the hydrogen ion (H-)…
- Vaccine, live polio See: Polio vaccine, oral
- Cosmid DNA from a bacterial virus into which is spliced a small fragment of a genome to be amplified and sequenced…
- Psoralen photochemotherapy See: PUVA
- Candidiasis Overgrowth of the C. albicans yeast in the gastrointestinal tract, or infection of other body areas with this…
- SMA Spinal muscular atrophy