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).
Teratoma
A type of germ cell tumor that may contain several different types of tissue and sometimes mature elements such as hair, muscle, and bone. Teratomas occur most often in the ovary, testis, and in the sacrococcygeal region (near the…
Read the definitionRandom terms
Show more- Mitotic nondisjunction The failure in mitosis for the two members of a chromosome pair to separate (to disjoin) normally so that…
- Hershey-Chase experiment An extraordinarily important experiment in 1952 that helped to convince the world that DNA was the genetic…
- Primum non nocere The Latin words for medical slogan 'First do no harm,' a fundamental medical precept of Hippocrates (ca…
- Heparin, low-weight A newer form of the drug heparin (brand name: Lovenox, Fragmin) that has a lower molecular weight than normal…
- I(17q) Symbol for: Isochromosome 17q
- Fanconi anemia Anemia: A genetic disease that affects all of the bone marrow elements, is associated with a great diversity…
- Silencing, gene A mechanism by which cells shut down large sections of chromosomal DNA. Gene silencing is done by…
- Insecticide-treated bednet A bednet that has been treated with insecticide to protect against mosquitos and malaria. 'Provision of…
- Rate, sedimentation A blood test that detects and monitors inflammation in the body. It measures the rate at which red blood…
- Agent Orange An herbicide and defoliant containing 2,4-D and 2,4,5-T and trace amounts of dioxin. Agent Orange was used as…
- AQP Aquaporin
- Acetylcholine A key chemical in neurons (nerve cells) that acts as a neurotransmitter and carries information across the…