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).
Adult primary liver cancer
A tumor in which the cancer starts during adulthood in cells in the liver. Also called hepatocellular carcinoma. Primary liver cancer is different from cancer that has metastasized (spread) from another place in the body to the liver. The…
Read the definitionRandom terms
Show more- Peter Mansfield See: Mansfield, Peter
- Tick, Rocky Mountain wood See Rocky Mountain wood tick
- SCFE Slipped capital femoral epiphysis.
- Myelogenous Referring to the nonlymphocytic groups of white blood cells, including the granulocytes, monocytes and…
- Epidermolysis bullosa One in a group of blistering skin conditions. The skin is so fragile in people with epidermolysis bullosa…
- Foramina of Luschka Opening from the fourth ventricle, one in a system of four communicating cavities called ventricles within…
- Immunocow A cow that has been genetically engineered to produce human antibodies. An immunocow, when challenged with an…
- Werner syndrome A premature aging disease that begins in adolescence or early in adulthood and results in apparent old age by…
- Occupational Safety and Health, Nat'l Institut for Better known as NIOSH, the National Institute for Occupational Safety and Health is a US Federal agency…
- Sign, Macewen A sign to detect hydrocephalus and brain abscess. Percussion (tapping) on the skull at a particular spot…
- Typhus, epidemic A severe acute disease with prolonged high fever up to 40° C (104° F), intractable headache, and a…
- Marfan syndrome Marfan syndrome: An inherited disorder of connective tissue characterized by abnormalities of the eyes…