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).
Encephalitis, Rasmussen
A rare progressive neurological disorder that is characterized by intractable seizures and progressive neurologic deterioration. To be more precise, there are frequent and severe seizures (convulsions), progressive loss of motor skills and…
Read the definitionRandom terms
Show more- Hemangioma A birth irregularity where a localized tissue mass grows rich in small blood vessels. Capillary hemangiomas…
- Dizziness, pre-syncopal Dizziness before fainting. Some symptoms of dizziness such as wooziness, feeling about to black out, and…
- Cell, B See B cell
- Salubrious Good for the health. Healthy. Promoting health or well-being. Wholesome. For example, smog is far from…
- Drusen Tiny yellow or white deposits in the retina of the eye or on the optic nerve head. The presence of drusen is…
- Plastic surgeon A surgeon who specializes in reducing scarring or disfigurement that may occur as a result of accidents…
- Hammer toe A flexed (curled) but not abnormally rotated toe. May require surgical correction
- Long-chain-3-hydroxyacyl-CoA dehydrogenase def. Se: Acute fatty liver of pregnancy (AFLP) has been found to be associated in some cases with an abnormality…
- Reticulocyte count The number of reticulocytes (young red blood cells) circulating in blood, usually less than 1% of the total…
- Micropenis An abnormally small penis. In medical practice, the dimension of the penis that is measured is the length…
- Hiatal Pertaining to an hiatus, an opening. An hiatal hernia occurs when a part of the stomach protrudes through the…
- Racemose A descriptive term for something that is in a cluster or bunch. From the Latin 'racemus' meaning 'a cluster…