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).
Accessory
Additional, extra, supplementary, subsidiary to the main thing. An accessory digestive organ is an organ that helps with digestion but is not part of the digestive tract. The accessory nerve is so-called because it receives an additional…
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Show more- Velocardiofacial syndrome A congenital malformation syndrome characterized by cleft palate, heart defects, abnormal facial structure…
- Manic-depression Alternating moods of abnormal highs (mania) and lows (depression). Called bipolar disease because of the…
- Designer estrogen An engineered drug that possesses some, but not all, of the actions of estrogen. Designer estrogens are…
- Systemic lupus erythematosus Systemic lupus erythematosus: A chronic inflammatory condition caused by an autoimmune disease. An autoimmune…
- Exercise, isotonic Exercise when a contracting muscle shortens against a constant load, as when lifting a weight. Isometric…
- Bubble boy disease Severe combined immunodeficiency disease
- Hip pain Hip pain is the sensation of discomfort in or around the hip joint, where the upper end (head) of the thigh…
- Nephrolith A kidney stone
- Bather's eruption An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish…
- Epiphysis The growth area near the end of a bone.
- Epigastrium The part of the abdominal wall above the umbilicus (belly button). The hypogastrium is the part of the…
- Gene silencing A mechanism by which cells shut down large sections of chromosomal DNA. Gene silencing is done by…