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).
Dyspnoea
Difficult or labored breathing; shortness of breath. Dyspnoea is a sign of serious disease of the airway, lungs, or heart. The onset of dyspnoea should not be ignored but is reason to seek medical attention. The word dyspnoea comes the…
Read the definitionRandom terms
Show more- Hallucinogenic 1. As an adjective: Producing hallucinations. From hallucino- + -genic, a word ending meaning producing. 2…
- Acute epiglottitis A very rapidly progressive infection causing inflammation of the epiglottis (the flap that covers the…
- Cold, June A popular term for hay fever. Although the symptoms of a 'June cold' may be quite similar to those of a real…
- Anemia, Fanconi See Fanconi anemia
- Cancer, cervix See: Cervical cancer
- Diplopia, monocular Double vision (diplopia) in only one eye. The double vision persists when the other eye is covered. Monocular…
- Neonatal lupus A lupus-like disease in a baby due to the transfer through the placenta of lupus antibodies from the mother…
- Lamin A Abbreviated LMNA. A gene on chromosome 1 that encodes a protein which is a key component of the membrane…
- Snoring Snoring: A rough rattling noise made on inspiration during sleep by vibration of the soft palate (the back of…
- Antihypertensive Something that reduces high blood pressure (hypertension)
- Niemann-Pick disease A biochemical disorder affecting a lipid (fat) called sphingomyelin, resulting usually in progressive…
- Afterbirth The placenta + the fetal membranes that are normally expelled from the uterus after the birth of the baby…