MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Bladder, overactive
Bladder, overactive: A sudden involuntary contraction of the muscular wall of the bladder causing urinary urgency, an immediate unstoppable need to urinate. It is a form of urinary incontinence (the unintentional loss of urine) and affects…
Read the definitionRandom terms
Show more- Family, gene A group of genes related in structure and often in function. The genes belonging to a gene family are…
- Pudendum The external genitalia, especially those of the female. From the Latin pudere, to be ashamed. See: Female…
- Great pox Syphilis. An old name to distinguish it from the smallpox
- Sclero- Pertaining to both the sclera and the conjunctiva. The sclera, a tough white outer coat that covers most of…
- National Program of Cancer Registries A program administered in the US by the Centers for Disease Control and Prevention (CDC) since 1994 that…
- VBAC Vaginal Birth After Cesarian section. Although the abbreviation VBAC (pronounced VEE-back) does not appear in…
- Beau's lines Transverse lines or grooves across the fingernails; transverse depressions in the nail plate. Beau's lines…
- Endep See: Amitriptyline
- Uranium A metallic element that is used as nuclear fuel and is highly toxic and radioactive. Exposure to radiation…
- Ephelis A form of freckle. A flat red or light-brown spot on the skin that typically appears during the sunny months…
- Vaginal fornix The anterior (front) and posterior (back) recesses into which the upper vagina is divided. These vaultlike…
- Gene, suicide A gene whose expression in a cell is lethal for that cell. Suicide genes form the basis of a strategy for…