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).
Heat index
The temperature the body feels when heat and humidity are combined. The body dissipates heat by varying the rate and depth of blood circulation, by losing water through the skin and sweat glands, and as a last resort, by panting, when…
Read the definitionRandom terms
Show more- Disease, Paget See: Paget disease
- Estimated date of confinement (EDC) The due date or estimated calendar date when a baby will be born
- Vaccination, Haemophilus influenzae type B (HIB) Immunization designed to prevent diseases caused by Haemophilus influenzae type B (HIB), a bacteria…
- Rapid plasma reagin test A screening blood test for syphilis. Rapid plasma reagin is commonly abbreviated RPR. A negative…
- Central catheter See: Catheter, central
- Chronic pancreatitis Pancreatitis: A form of pancreatitis in which there is persistent inflammation of the pancreas. NTER> Chronic…
- Nervus ulnaris See: Ulnar nerve
- Foramina of Luschka Opening from the fourth ventricle, one in a system of four communicating cavities called ventricles within…
- Electrosurgery Instead of using a scalpel, the surgeon utilizes a heat-generating electrical device to burn or vaporize…
- Ft. Abbreviation for foot, a measure of length. For example, 6 ft. is 1.83 meters
- Extrauterine pregnancy A pregnancy that is not in the usual place and is located outside the inner lining of the uterus. A…
- Intrahepatic Within the liver.