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).
Posterior pituitary
The back portion of the pituitary, a small gland in the head called the master gland. The posterior pituitary secretes the hormone oxytocin which increases uterine contractions and antidiuretic hormone (ADH) which increases reabsorption of…
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Show more- Condyloma acuminatum See: Genital wart
- CMG2 Capillary morphogenesis gene 2, a transmembrane protein that is induced during capillary morphogenesis (the…
- KHM Keratoderma hereditarium mutilans. See: Vohwinkel syndrome
- Absinthe Once a major medical hazard, absinthe is an emerald-green liqueur flavored with extracts of the wormwood…
- Movement, saccadic See: Saccade
- Ejection fraction The portion of blood that is pumped out of a filled ventricle as a result of a heartbeat. The heart does not…
- Abdominal Relating to the abdomen, the belly, that part of the body that contains all of the structures between the…
- Febrile seizure A convulsion that occurs in association with a rapid increase in body temperature. Febrile seizures are…
- Male chromosome complement The large majority of males have a 46, XY chromosome complement (46 chromosomes including an X and a Y…
- Aarskog syndrome See: Aarskog-Scott syndrome
- Film, lateral An X-ray picture taken from the side
- Visual receptor The layer of rods and cones that are the visual cells of the retina