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).
Respiratory failure
Inability of the lungs to perform their basic task of gas exchange, the transfer of oxygen from inhaled air into the blood and the transfer of carbon dioxide from the blood into exhaled air. The basis of respiratory failure may be failure…
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Show more- Pinguicula Alternate spelling of pinguecula. Irrespective of spelling, the accent is on the second syllable which is…
- Thallium Thallium: A metallic element having the symbol Tl and the atomic number 81 and an atomic weight of about 204…
- Argyria Silver poisoning resulting in ashen gray discolored skin (and other tissues of the body). Due to long-term…
- Radiation menopause Menopause: Menopause induced by radiation. Radiation menopause is a type of 'induced menopause', menopause…
- Metered-dose inhaler Abbreviated MDI. A device that delivers a measured amount of medication as a mist the patient can inhale. A…
- Medical entomology The branch of science that deals with insects that cause disease or that serve as vectors of organisms that…
- Constrictive pericarditis Scarring of the pericardial sac. This limits the ability of the heart to function because it cannot expand…
- Colostomy, iliac A colostomy in which the exterior opening (stoma) is located on the lower left side of the abdomen
- Ataxia Wobbliness. Incoordination and unsteadiness due to the brain's failure to regulate the body's posture and…
- Sir Charles Bell See: Bell, Charles
- Proteomics The study of the proteome, the complete set of proteins produced by a species, using the technologies of…
- Esophagoscopy Examination of the esophagus using a thin, lighted instrument