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).
Popliteal fossa
The hollow behind the knee
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- Lifetime risk The risk of developing a disease during ones lifetime or dying of the disease. The estimated lifetime risk of…
- NICU Newborn, or Neonatal, Intensive Care Unit, an intensive care unit designed for premature and ill newborn…
- Chlorpyrifos An insecticide that has adverse neurological effects. Also known as Dursban. Chlorpyrifos causes weakness…
- Infantile beriberi Disease in infants due to deficiency of thiamine. This disease is well-known in undeveloped countries among…
- Nerve, abducent A small motor nerve that has one task: to supply a muscle called the lateral rectus muscle that moves the eye…
- Nephro- Prefix referring to the kidney as, for example, in nephrotoxic. From the Greek nephros meaning kidney
- Radiofrequency ablation Radiofrequency ablation: The use of electrodes to generate heat and destroy abnormal tissue. In…
- Neanderthal An extinct subspecies of Homo sapiens who lived in Europe and the area around the Mediterranean from 100,000…
- False vocal cord A fold of mucous membrane covering muscle in the larynx. The false vocal cord separates the ventricle of the…
- Rhythm, sinus The normal regular rhythm of the heart set by the natural pacemaker of the heart called the sinoatrial (or…
- Ribosome An RNA molecule that can catalyze its own chemical reactions.