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).
Erb palsy
A form of brachial plexus palsy in which there is paralysis of the muscles of the upper arm and shoulder girdle due to an injury to the roots of fifth and sixth cervical roots or the upper part of the brachial plexus, a network of spinal…
Read the definitionRandom terms
Show more- Epithelial Relating to the epithelium, the outside layer of cells that covers all the free, open surfaces of the body…
- Gap junction An organized collections of protein channels in cell membranes that allows ions and small molecules to pass…
- Breast cancer gene One of the genes that contributes to breast cancer. See also: BRCA breast cancer gene
- CFTR Cystic fibrosis conductance regulator. Mutations in the gene for CFTR are responsible for cystic fibrosis…
- Plummer-Vinson syndrome Iron deficiency anemia, esophageal webs, and dysphagia (difficulty swallowing). The iron deficiency is…
- Vertebra, prominent The 7th cervical (neck) vertebra (C7) is sometimes called the prominent vertebra because of the length of its…
- Node Literally a knot, a node is a collection of tissue. For example a lymph node, is a collection of lymphoid…
- Shy-Drager syndrome A mysterious progressive disorder of the central and sympathetic nervous systems, also called multiple system…
- Black Death The Medieval black plague that ravaged Europe and killed a third of its population. It was due to the plague…
- Anomaly, Klippel-Feil See: Klippel-Feil sequence
- Acoustic neurinoma A benign tumor that may develop on the hearing and balance nerves near the inner ear. The tumor results from…
- ORF Open reading frame