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).
Lansing virus
Type 2 poliovirus. Named after the city in Michigan where the first patient lived who was found to have this virus. There are two other strains of poliovirus: Type 1 (known as the Brunhilde virus) and Type 3 (known as the Leon virus)…
Read the definitionRandom terms
Show more- Inversion, pericentric chromosome A basic type of chromosome rearrangement in which a segment that includes the centromere (and so is…
- Metastasis 1. The process by which cancer spreads from the place at which it first arose as a primary tumor to distant…
- PML Stands for progressive multifocal leukoencephalopathy, a rapidly progressive, often fatal viral infection of…
- Myalgia Pain in a muscle; or pain in multiple muscles. Myalgia means muscle pain. There are many specific causes of…
- Calculi, renal Kidney stones, by another name. A common cause of blood in the urine and pain in the abdomen, flank, or…
- YAMA See: Caspase 3
- Restless legs See: Restless leg syndrome
- Negative, false A result that appears negative but fails to reveal a situation. An example of a false negative: a particular…
- Parathyroid gland A gland that regulates calcium, located behind the thyroid gland in the neck. The parathyroid gland secretes…
- Abraham-man Also abram-man. One of a class of beggars who once wandered over England after the dissolution of the…
- Pouch, rectovaginal An extension of the peritoneal cavity between the rectum and back wall of the uterus. The term 'cul-de-sac,'…
- Glisson's capsule The capsule of the liver. A layer of connective tissue surrounding the liver and ensheathing the hepatic…