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).
Catalepsy
The state of persisting in unusual postures or facial expressions, regardless of outside stimuli, as is seen in schizophrenia and some other diseases of the nervous system
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Show more- Maimonides' prayer R of a Physician: A prayer that is said to have been written by the 12th-century physician-philosopher Moses…
- Mumps Mumps: An acute (sudden, shortlived) viral illness that usually presents with inflammation of the salivary…
- Supercentenarian Someone 110 years old or over (no upper limit). This term was coined in 1991. See also: Age by decade
- Sand-blind Partly blind, semi-blind, half-blind. From the Old English samblind from sam- meaning semi- + blind. In the…
- Tay-Sachs disease A genetic metabolic disorder caused by deficiency of the enzyme hexosaminidase A (hex-A) that results in a…
- Sunscreen A substance that blocks the effect of the sun's harmful rays. Using lotions that contain sunscreens can…
- Pediatric kidney infection See: Urinary tract infection in children
- Von Recklinghausen disease Neurofibromatosis type 1
- Hyperpigmentation Dark spots on the skin. Hyperpigmentation is primarily a cosmetic concern that can be covered with make-up…
- Ileostomy An opening into the ileum, part of the small intestine, from the outside of the body. An ileostomy provides a…
- Hidrosis Sweating, the production of perspiration. Hidrosis is the Greek word for sweating
- HRT (hormone replacement therapy) The combination therapy of estrogen plus progestogen, termed hormone replacement therapy (HRT). Estrogen…