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).
Constipation
Constipation: Infrequent (and frequently incomplete) bowel movements. The opposite of diarrhea, constipation is commonly caused by irritable bowel syndrome, diverticulosis, and medications (constipation can paradoxically be caused by…
Read the definitionRandom terms
Show more- Disease, Kimmelstiel-Wilson Diabetic nephropathy (kidney disease). Kimmelstiel-Wilson disease is a kidney condition associated with…
- Syndrome, KID Acronym for the Keratitis- Ichthyosis-Deafness syndrome, a genetic disorder. See…
- Synovial membrane A layer of connective tissue that lines the cavities of joints, tendon sheaths, and bursae and makes synovial…
- Polycyclic aromatic hydrocarbon Abbreviated PAH. A hydrocarbon (a molecule made up of hydrogen and carbon) containing two or more closed…
- Cowper's gland A tiny gland in the male, also known as the bulbourethral gland. Named after the English anatomist William…
- Hardy-Weinberg law Basic concept in population genetics discovered independently in 1908 by the great English mathematician…
- Bx Abbreviation for biopsy, the removal of a sample of tissue for examination or other study. Biopsies are most…
- Syndrome, Apert (acrocephalosyndactyly) An inherited disorder with abnormalities of the skull and face and the hands and feet. There is premature…
- Acclimatization to altitude The main cause of altitude sickness is going too high too fast. Given time, the body can adapt to the…
- Sentinel lymph node biopsy Sentinel lymph node biopsy: Examination of the first lymph node ('gland') that receives lymphatic drainage…
- Behavioral medicine An interdisciplinary field of research and practice that focuses on how people's thoughts and behavior affect…
- Furuncle Nothing more nor less than a 'boil' with a fancy name. A boil is a collection of pus. Antibiotics are often…