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).
Holt-Oram syndrome
A genetic syndrome characterized by the combination of heart disease and malformations of the upper limb. The heart defect is usually an atrial septal defect (ASD) and, less often, a ventricular septal defect (VSD), although other…
Read the definitionRandom terms
Show more- Gingivitis, necrotizing This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Hermansky-Pudlak syndrome Abbreviated HPS. A genetic disorder characterized by albinism (with lack of pigment in the skin or eye)…
- Atherosclerosis A process of progressive thickening and hardening of the walls of medium-sized and large arteries as a result…
- Ringing in the ears Medically called tinnitus, this can arise in any of 'the four sections of the ear' -- the outer ear, the…
- Syndrome, HDR The syndrome of familial Hypoparathyroidism, sensorineural Deafness, and Renal dysplasia. Inherited as an…
- Plague bacterium genome All of the DNA (the genome) of the bacterium Yersinia pestis that causes the plague, consisting of four rings…
- Somnoplasty Somnoplasty: A surgical treatment to stop snoring. Somnoplasty uses heat energy to remove tissues of the soft…
- Tongue base See: Base of tongue
- Epidemiology, classical The study of populations in order to determine the frequency and distribution of disease and measure risks.
- Eye pressure test A standard eye test that determines the fluid pressure inside the eye. The test is called tonometry…
- Immunization, measles Measles: See Immunization, MMR
- Cluster headache Headache: A distinctive syndrome of headaches, also known as migrainous neuralgia. There are two main…