MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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.
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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).
Osler's nodes
These are small (the size of split peas), tender, transient nodules in the pads of fingers and toes and the palms and soles. They are a highly diagnostic sign of bacterial infection of the heart (subacute bacterial endocarditis). Named for…
Read the definitionRandom terms
Show more- Trichomonas vaginalis A protozoan parasite that causes vaginitis. See: Trichomonas
- Base, pressor A pressor base is a substance chemically classified as a base (or amine) that is capable of raising the blood…
- E. coli Short for Escherichia coli, the colon bacillus, a bacterium that normally resides in the human colon. E. coli…
- Cervicitis Inflammation of the cervix
- Stroma The supportive framework of an organ (or gland or other structure), usually composed of connective tissue…
- Coronary arteries The vessels that supply the heart muscle with blood rich in oxygen. They are called the coronary arteries…
- Show As a noun: 1. An appearance. 2. Short for bloody show
- Pseudorubella Synonymous with Roseola infantum, a viral disease of infants sudden onset of high fever which lasts several…
- SJS Stevens-Johnson syndrome.
- Laryngeal dystonia See: Spasmodic dysphonia
- Otoplasty Otoplasty: Plastic surgery to reshape the outer ear.
- Board certified Board certified in medicine means a physician has taken and passed a medical specialty examination. Board…