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.
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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).
Generalized anxiety disorder
Abbreviated GAD. A condition characterized by 6 months or more of chronic, exaggerated worry and tension that is unfounded or much more severe than the normal anxiety most people experience. People with GAD usually expect the worst. They…
Read the definitionRandom terms
Show more- Vaccinia gangrenosa See Progressive vaccinia
- Paracentric chromosome inversion A basic type of chromosome rearrangement. A segment that does not include the centromere (and so is…
- Hypodontia and nail dysgenesis A genetic disorder characterized by the absence of several teeth (hypodontia) and abnormalities of the nails…
- Ant, fire Also called thief ants, a scourge, these red or yellow ants of small-to-medium size, originally from South…
- Marker, blood A sign of a disease or condition that can be isolated from a blood sample. For example, the monoclonal…
- Ear, middle There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The middle…
- Toes, six The presence of an extra sixth toe, a very common congenital malformation (birth defect This is called…
- Cystatin 3 See: Cystatin C
- Weissenbacher-Zweymuller syndrome See: Stickler syndrome
- Porcelain gallbladder Calcification of the wall of the gallbladder. The gallbladder looks on ultrasound, abdominal X-ray and…
- Dopamine An important neurotransmitter (messenger) in the brain. Dopamine is classified as a catecholamine (a class of…
- Hansen's disease See: Hansen disease