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).
Federal Emergency Management Agency
Better known as FEMA, an agency of the US government dedicated to rapid response to disasters, both man-made and natural ones (such as floods, hurricanes, and earthquakes). FEMA provides financial assistance to individuals and governments…
Read the definitionRandom terms
Show more- Venereal wart A wart that is confined primarily to the moist skin of the genitals. These warts are due to viruses belonging…
- Artificial insemination by husband (AIH) A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Corneal ring, intrastromal A plastic ring designed to be implanted in the cornea, the transparent structure in the front of the eye. The…
- Infection, ear (acute middle) Acute middle ear infection, medically called acute otitis media is inflammation of the middle ear. Acute…
- C peptide See: C-peptide
- Encephalitis, Rasmussen A rare progressive neurological disorder that is characterized by intractable seizures and progressive…
- Rib cage The structure formed by the thoracic vertebrae and ribs, the sternum (breastbone), and the costal cartilages…
- Percutaneous transluminal coronary angioplasty Angioplasty: PTCA. The use of a balloon-tipped catheter to enlarge a narrowed artery
- Oral candidiasis Yeast infection of the mouth and throat caused by the fungus Candida albicans; also known as thrush. Yeast…
- Syndrome, hypoplastic left heart A form of congenital heart disease in which the whole left half of the heart (including the aorta , aortic…
- Differentiation 1 The process by which cells become progressively more specialized; a normal process through which cells…
- Middle ear There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The middle…