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.
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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).
RNAi
Abbreviation for RNA interference. See RNA interference
Read the definitionRandom terms
Show more- Philtrum The area from below the nose to the upper lip. Normally the philtrum is grooved. In fetal alcohol syndrome…
- Meningitis vaccine This term usually refers to a vaccine used to prevent meningococcal meningitis, an inflammation of the…
- Fever, dumdum Also called kala-azar, a chronic, potentially fatal parasitic disease of the viscera (the internal organs)…
- Infertility, Y chromosome See: Y chromosome infertility
- Shulman's syndrome (Eosinophilic fasciitis) Disease which leads to inflammation and thickening of the skin and fascia. (The fascia is a lining tissue…
- Carbuncles A skin abscess, a collection of pus that forms inside the body. Antibiotics are often not very helpful in…
- Eustachian tube The tube that runs from the middle ear to the pharynx. The function of the Eustachian tube is to protect…
- HIV test A test for the human immunodeficiency virus, the cause of AIDS. HIV tests are designed to detect antibodies…
- Levite A member of an ancient caste of hereditary Jewish priests. Membership in the Levites is determined by…
- Women's hospital A hospital for the exclusive use of women. The first hospital called by that name was the Woman's Hospital of…
- DM Myotonic dystrophy
- Pork tapeworm Taenia solium