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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Digit, supernumerary
An extra finger or toe
Read the definitionRandom terms
Show more- Bee sting Stings from bees and other large stinging insects such as yellow jackets, hornets and wasps can trigger…
- Uterine bleeding See: Menstruation. See also Menometrorrhagia; Menorrhagia; Metrorrhagia
- Prehypertension A systolic pressure of 120 to 139 mm Hg or a diastolic pressure of between 80 and 89 mm Hg. Prehypertension…
- NCCAM National Coalition for Cancer Survivorship.
- Enophthalmos Sunken eyeball.
- Ragweed Any of a number of weedy composite herbs that produce a pollen that is a frequent cause of allergies. Of all…
- Trichoepithelioma A small benign tumor derived from basal cells in the hair follicle. Trichoepithelioma may occur sporadically…
- Lip, cleft The presence of one or two vertical fissures (clefts) in the upper lip -- cleft lip can be on one side only…
- Phenotype The appearance of an individual, which results from the interaction of the person's genetic makeup and his or…
- Endometrial cancer Cancer of the womb (the uterus ). Endometrial cancer occurs most often in women between the ages of 55 and 70…
- Disease, Osler-Rendu-Weber See: Hereditary hemorrhagic telangiectasia
- Steal, subclavian See: Subclavian steal