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).
Pregnancy, mask of
Pigmentation of the cheeks of the face (malar area) that occurs in about half of women during pregnancy. The pigmented area darkens with sun exposure. Also referred to as melasma
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Show more- Brill-Zinsser disease Recrudescence of epidemic typhus years after the initial attack. The agent that causes epidemic typhus…
- Endocrine gland A gland that secretes a substance (a hormone) into the bloodstream. The endocrine glands are 'glands of…
- Southeast Asian hemorrhagic fever A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- Kinsey Report A report entitled 'Sexual Behavior in the Human Male' published by Alfred Charles Kinsey's in 1948 that…
- Claudication, intermittent Claudication, intermittent: An aching, crampy, tired, and sometimes burning pain in the legs that comes and…
- Hydatidiform mole A tumor that forms in the uterus as a mass of cysts resembling a bunch of grapes. Moles occur during the…
- Sciatic nerve The largest nerve in the body, the sciatic nerve begins from nerve roots in the lumbar part of the spinal…
- Insular sclerosis See: Multiple sclerosis
- Caecal Pertaining to the caecum (also spelled cecum), the first portion of the large bowel, situated in the lower…
- Spiral fracture A fracture, sometimes called a torsion fracture, in which a bone has been twisted apart. NTER>
- Rheumatologist A specialist in the non-surgical treatment of rheumatic illnesses, especially arthritis. Rheumatologists have…
- Dizygotic twin A twins who have shared a common uterine environment with its twin but is due to a different fertilized ovum…