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).
Insomnia, chronic
Insomnia that occurs most nights and lasts a month or more. The treatment of chronic insomnia consists of: > >First, the diagnosis and treatment of underlying medical or psychological problems. >The identification of behaviors that may…
Read the definitionRandom terms
Show more- NICU Newborn, or Neonatal, Intensive Care Unit, an intensive care unit designed for premature and ill newborn…
- Syncope, defecation The temporary loss of consciousness upon defecating (having a bowel movement). Syncope is the temporary loss…
- Motor neuron A neuron that sends electrical output signals to muscle neurons. Also called a motoneuron
- Gene family A group of genes related in structure and often in function. The genes belonging to a gene family are…
- Steroid A general class of chemical substances that are structurally related to one another and share the same…
- Hepatic duct A duct that carries bile from the liver into the common bile duct which conveys it to the duodenum (the upper…
- Myocardial infarction, acute See: Acute myocardial infarction
- Ligament, medial collateral knee The knee joint is surrounded by a joint capsule with ligaments strapping the inside and outside of the joint…
- CCHF Crimean-Congo hemorrhagic fever
- Movement, saccadic See: Saccade
- Martin Rodbell See: Rodbell, Martin
- Deficiency, magnesium Can occur due to inadequate intake or impaired intestinal absorption of magnesium. Low magnesium…