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).
Beard ringworm
Ringworm: A superficial fungal infection of the skin, affecting the bearded area of the face and neck, with swellings and marked crusting, often with itching, sometimes causing the hair to break off. In the days when men went to the barber…
Read the definitionRandom terms
Show more- Strait 1. (adjective) Narrow or confined. As in straitjacket. 2. (noun) A narrow passageway. As in the pelvic strait.
- Tactile device A mechanical instrument that makes use of touch to help individuals who have certain disabilities, such as…
- Daily Prayer of a Physician A prayer that is said to have been written by the 12th-century physician-philosopher Moses Maimonides. Like…
- Hyperekplexia A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- Mast cell A connective tissue cell whose normal function is unknown but which is frequently injured in allergic…
- Quality of life An important consideration in medical care, quality of life refers to the patient's ability to enjoy normal…
- Pleurisy Pleurisy: Inflammation of the pleura, the linings surrounding the lungs. There are two layers of pleura; one…
- Alactasia Lack of the enzyme lactase which is needed to digest the milk sugar lactose. See: Lactase deficiency
- Poisoning, cyanide See: Cyanide
- Reye syndrome Reye syndrome: A sudden, sometimes fatal, disease of the brain (encephalopathy) with degeneration of the…
- Fingers, six The presence of an extra finger, a very common congenital malformation (birth defect). This condition is…
- Medical helminthology The field of medicine that pertains to helminths (worms) capable of disease in people. For more about these…