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).
Theorem, Bayes
See: Bayes theorem
Read the definitionRandom terms
Show more- Mast cell tumor A mastocytoma
- Fatty acids Molecules that are long chains of lipid-carboxylic acid found in fats and oils and in cell membranes as a…
- Myco- Prefix that denotes a relationship to fungus. From the Greek mykes, meaning fungus
- Chordoma A form of bone cancer that usually starts in the lower spinal column
- Elastase 2 Neutrophil elastase, an enzyme in neutrophils that digests elastin. The gene ELA2 encoding elastase 2 is on…
- Extended family The family group consisting not only the nuclear family (the parents and their children) but also embracing…
- False rib One of the last 5 pairs of ribs. A rib is said to be 'false' if it does not attach to the sternum (the breast…
- Insomnia, chronic Insomnia that occurs most nights and lasts a month or more. The treatment of chronic insomnia consists of: >…
- Prophylactic cranial irradiation Radiation therapy to the head intended to prevent cancer from spreading (metastasizing) to the brain.
- Spasmodic dysphonia A voice disorder caused by involuntary movements of one or more muscles of the larynx or voice box. People…
- CBER Center for Biologics Evaluation & Research: Part of the FDA (the US Food & Drug Administration)
- Memory, short-term A system for temporarily storing and managing information required to carry out complex cognitive tasks such…