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).
Proctitis
Inflammation of the rectum. This may be due to a considerable number of causes, among them infectious agents and ulcerative colitis. Infectious proctitis is often due to agents such as Chlamydia trachomatis, Neisseria gonorrheae (the…
Read the definitionRandom terms
Show more- Imagery Both a mental process (as in imagining) and a wide variety of procedures used in therapy to encourage changes…
- Fusospirillary gingivitis This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Newborn screening Tests of newborns to screen for serious treatable diseases most of which are genetic. The newborn screening…
- Apoplexy A venerable term for a stroke, a cerebrovascular accident (CVA), often associated with loss of consciousness…
- Rubor Redness, one of the four classic signs of inflammation (together with dolor, calor, and tumor). From the…
- Rasmussen encephalitis A rare progressive neurological disorder that is characterized by intractable seizures and progressive…
- Xanthinuria An inherited metabolic disorder in which there is deficiency of an enzyme needed to process xanthine, a…
- Hip pointer Sportstalk for an iliac crest contusion (a bruise of the upper edge of the ilium, one of the hip bones).
- Syndrome, Brown An ophthalmology (eye) problem. Brown syndrome is an abnormality that is present at birth (congenitally) and…
- Iron poisoning Iron supplements meant for adults (such as pregnant women) are a major cause of poisoning in children. Care…
- Fourth ventricle >Lateral ventricles: The lateral ventricles are in the cerebral hemispheres, one in each hemisphere. Each…
- Red Devils Street name for dextromethorphan (DXM)