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).
Sting, insect
Stings from large stinging insects such as yellow jackets, bees, hornets and wasps can trigger allergic reactions varying greatly in severity. Avoidance and prompt treatment are essential. In selected cases, allergy injection therapy is…
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Show more- Pregnancy-associated malaria A specific syndrome that occurs only in pregnant women and that is characterized by the accumulation in the…
- Kinesin A family of microtubule motor proteins active in mitosis. The kinesins use chemical energy from the…
- Niacin for high cholesterol Niacin or nicotinic acid, one of the water-soluble B vitamins, given to lower cholesterol. Nicotinic acid…
- D-dimer A fragment produced during the degradation of a clot. The D here stands for domain. Dimer indicates two…
- Nexus A connection or link. A causal connection. A connected series. 'Nexus' comes from the Latin 'nectere' meaning…
- PCP Pneumocystis carinii pneumonia. A parasitic infection of the lungs that is particularly common and…
- Vaccine, influenza The influenza (flu) vaccine is recommended for persons at high risk for serious complications from influenza…
- Parathyroid gland A gland that regulates calcium, located behind the thyroid gland in the neck. The parathyroid gland secretes…
- Policosanol A product derived from the waxy coating of sugar cane that lowers both the total cholesterol and the 'bad'…
- In-the-ear hearing aid A hearing instrument in a custom-made shell designed to fit in the outer ear and ear canal. An in-the-ear…
- Congenital rubella syndrome The constellation of abnormalities caused by infection with the rubella (German measles) virus before birth…
- Somniloquy Sleep talking. Talking in one's sleep is considered a normal phenomenon that is of no medical or…