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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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, intermittent
Insomnia that occurs from time to time and each time lasts less than a week or two. Intermittent insomnia may not require treatment since the episodes of insomnia usually only last a few days at a time. For example, if insomnia is due to a…
Read the definitionRandom terms
Show more- Disease, Legg-Calve-Perthes See Legg-Calvé-Perthes disease
- Chronic myelocytic leukemia See: Chronic myelogenous leukemia
- Neuroscience The study of the brain and nervous system, including molecular neuroscience, cellular neuroscience, cognitive…
- Celsus (1st century A.D.) Aulus (Aurelius) Cornelius Celsus. Roman encyclopedist whose only surviving work, De…
- Piriformis muscle A muscle that begins at the front surface of the sacrum (the V-shaped bone between the buttocks at the base…
- Angiostrongyliasis Infection with the parasitic nematode (roundworm) Angiostrongylus. The two species that infect humans are A…
- Anetoderma An area of slack 'baglike' skin due to a local absence or loss of elastic fibers in the skin. The skin…
- Medical physics The science of human health and radiation exposure. Medical physics, also called health physics, is devoted…
- Sequence, finished DNA A DNA sequence in which the bases are identified to an accuracy of no more than 1 error in 10,000 and are…
- Echinacea Echinacea: An herb that has been claimed to boost the body's immune system and help fight off infections…
- Fever, chikungunya See: Chikungunya
- Deficiency, protein C Protein C is a protein in plasma that enters into the cascade of biochemical events leading to the formation…