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).
Valsalva maneuver
A maneuver in which a person tries to exhale forcibly with a closed glottis (the windpipe) so that no air exits through the mouth or nose as, for example, in strenuous coughing, straining during a bowel movement, or lifting a heavy weight…
Read the definitionRandom terms
Show more- Spirometry A test of the air capacity of the lung. The test utilizes a machine called a spirometer to measure the volume…
- Cancer, adult primary liver A tumor in which the cancer starts during adulthood in cells in the liver. Also called hepatocellular…
- Beau-Reil cross furrows See: Beau's lines
- Ptosis of the eyelids, congenital Drooping of the upper eyelids at birth. The lids may droop only slightly or they may cover the pupils and…
- Venom A poison, particularly one secreted by an animal. For examples, bee venom, snake venom, scorpion venom, and…
- Intercurrent disease A disease that intervenes during the course of another disease. A patient with AIDS may develop an…
- Hemangioma A birth irregularity where a localized tissue mass grows rich in small blood vessels. Capillary hemangiomas…
- Disease names See: Disease nomenclature
- Lateral femoral cutaneous mononeuropathy See: Meralgia paresthetica
- Genome, cow See: Bovine genome
- Discharge, breast See: Breast discharge
- Medigap Health insurance in the US that is intended to supplement Medicare benefits and presumably to fill the gaps…