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).
Yellow jacket sting
A sting from a yellow jacket (or other large stinging insects such as bees, hornets and wasps) can trigger allergic reactions ranging from local responses of limited duration to catastrophic general reactions which can be fatal. The…
Read the definitionRandom terms
Show more- Idiopathy A disease or medical condition of unknown origin or which has no apparent cause. As in the idiopathy of…
- D-IBS Diarrhea-predominant IBS (irritable bowel syndrome)
- Molecular biology The study of biology on a molecular level including the structure, function, and makeup of biologically…
- Meningitis, infectious Meningitis caused by bacterial, viral, or protozoan infection. Most of the agents known to cause meningitis…
- LCSW Licensed clinical social worker
- Joint, atlas and axis The joint between the atlas and axis bones. The atlas is the first cervical (neck) vertebra which is just…
- Breast feeding See: Breastfeeding
- Hyperglycemia Hyperglycemia: A high blood sugar. An elevated level specifically of the sugar glucose in the blood…
- Tube, Fallopian The two Fallopian tubes, one on each side, transport the egg from the ovary to the uterus (the womb). The…
- Hormone, erythropoietin Erythropoietin is a substance produced by the kidney that leads to the formation of red blood cells in the…
- Hangover A common nonmedical term for the disagreeable physical effects following excessive consumption of alcohol (or…
- Osteochondromatosis, synovial Any disease that affects the progress of bone growth by killing bone tissue. Osteochondrosis is seen only in…