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).
Disease, acute respiratory
A sudden condition in which breathing is difficult and the oxygen levels in the blood abruptly drop lower than normal
Read the definitionRandom terms
Show more- Pontiac fever A flu-like illness caused by the bacterium Legionella pneumophila contracted by breathing mist that comes…
- Diaphragm (contraceptive) A barrier method of contraception that is available by prescription only and must be sized by a health…
- RCT Randomized controlled trial
- Neurectomy The removal of part or all of a nerve
- Levite A member of an ancient caste of hereditary Jewish priests. Membership in the Levites is determined by…
- Roofer's knee See prepatellar bursitis.
- Epistaxis Medical term for nosebleed. The nose is a part of the body that is very rich in blood vessels (vascular) and…
- Parasympathetic nervous system A part of nervous system that serves to slow the heart rate, increase the intestinal and gland activity, and…
- Chemotherapy, topical Chemotherapy, topical: Treatment with an anticancer drug in a lotion, ointment or cream that is applied to…
- Polonies See: Polony
- TIA See Transient ischemic attack
- Black lung disease A chronic occupational lung disease contracted by the prolonged breathing of coal mine dust. The silica and…