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).
Microscopic gallstones
Gallstones: A mixture of microscopic particulate matter in bile, also called biliary sludge, that occurs when particles of material precipitate from bile. (Bile is the fluid that is made by the liver. It is stored in the gallbladder until…
Read the definitionRandom terms
Show more- Venereal wart A wart that is confined primarily to the moist skin of the genitals. These warts are due to viruses belonging…
- Transmission, perinatal Transmission of a disease-causing agent (a pathogen) from mother to baby during the perinatal period, the…
- Ferritin The major iron storage protein. The blood level of ferritin serves as an indicator of the amount of iron…
- Somnolent Sleepy or tending to cause sleep. 'Somnolent' came from French. It descends from the Latin 'somnus' meaning…
- Desmoplasia This term refers to the growth of fibrous or connective tissue. Some tumors elicit a desmoplastic reaction…
- Hyaline membrane disease A respiratory disease of the newborn, especially the premature infant, in which a membrane composed of…
- Vertical Passage of a disease-causing agent (a pathogen) vertically from mother directly to baby during the perinatal…
- PKU, maternal A "sugar pill" or any dummy medication or treatment. For example, in a controlled clinical trial, one group…
- Somatropin Growth hormone made by the pituitary gland or a synthetic version of that hormone. Naturally occurring…
- Tympanic cavity The major portion of the middle ear, consisting of a narrow air-filled cavity in the temporal bone that…
- Video-assisted surgery A distinctive syndrome of headaches, better known today as cluster headache. There are two main clinical…
- Hallucinosis, musical See: Musical hallucination