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).
Prostate cancer
Prostate cancer: An uncontrolled (malignant) growth of cells in the prostate gland which is located at the base of the urinary bladder and is responsible for helping control urination as well as forming part of the semen. Prostate cancer…
Read the definitionRandom terms
Show more- Hospital-acquired infection An infection caught while hospitalized. The medical term for a hospital-acquired infection is 'nosocomial.'…
- Chronic wasting disease A transmissible spongiform encephalopathy (TSE) of North American deer and elk, a progressive…
- Mastectomy A general term for removal of the breast, usually to remove cancerous tissue. The operation can be done in a…
- Reflex sympathetic dystrophy (RSD) A condition characterized by diffuse pain, swelling and limitation of movement that follows an injury such as…
- Enteroscopy The use of a flexible instrument (a 'scope') to examine the small intestine, a very long hollow tube located…
- Kearns-Sayre syndrome Exercises designed to increase muscle strength and elasticity in the female pelvis. Kegel exercises may be…
- Myocardium The heart muscle.
- Rock (drug) A street name given to cocaine that has been processed from cocaine hydrochloride to a ready-to-use free base…
- Lateral femoral cutaneous nerve syndrome See: Meralgia paresthetica
- Cortex The outer portion of an organ. The outer portion of the adrenal gland is called the adrenal cortex; the outer…
- Fear of cats An abnormal and persistent fear of cats which produces an undue anxiety reaction even though sufferers…
- Legionnaire disease A disease due to the bacteria Legionella pneumophila found in plumbing, shower heads and water-storage tanks…