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).
Deerfly fever
An infection in rabbits and other wild rodents caused by the bacterium Francisella tularensis that can be transmitted to humans by contact with infected animal tissues or ticks. Also called tularemia. The main mode of transmission to…
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Show more- Allergic contact dermatitis A red, itchy, weepy reaction where the skin has come into contact with a substance that the immune system…
- Histo spot A small circular punched-out spot in the retina at a site where spores of the fungus histoplasma (histo)…
- Functional magnetic resonance imaging The use of magnetic resonance imaging (MRI) to learn which regions of the brain are active in a specific…
- Celsus (1st century A.D.) Aulus (Aurelius) Cornelius Celsus. Roman encyclopedist whose only surviving work, De…
- Respiration 1. The act of inhaling and exhaling air in order to exchange oxygen for carbon dioxide. Synonymous with…
- Cancer, islet cell See: Islet cell cancer
- Nucleic acid hybridization A technique in which single-stranded nucleic acids (DNA or RNA) are allowed to interact so that complexes…
- Barrett esophagus See: Barrett's esophagus
- Referral The recommendation of a medical or paramedical professional. If you get a referral to ophthalmology, for…
- Craniopharyngioma A type of benign brain tumor that emerges develops from embryonic tissue that forms part of the pituitary…
- Trauma center A specialized facility in a hospital that is designed to provide diagnostic and treatment services for trauma…
- Exacerbate To make worse. For example, smoking may exacerbate systemic lupus erythematosus