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).
Nasal flu vaccine
A live attenuated (weakened) influenza virus vaccine that is administered as a nasal spray. The brand name for this vaccine is FluMist. The nasal flu vaccine is recommended only for healthy people between 5 and 49 years of age. The…
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Show more- St. Louis encephalitis A disease caused by a virus (first observed in Illinois in 1932) transmitted from birds to the common Culex…
- Parathyroids, hypoplasia of the thymus and See: DiGeorge syndrome
- Bones of the trunk The bones of the human trunk, 51 bones in all, consisting of 26 vertebrae, 24 ribs and the sternum. The 26…
- Vaccinia gangrenosa See Progressive vaccinia
- Cataract, secondary A cataract that develops secondary to another disease or surgery. The other disease may, for example, be…
- Hormone, antidiuretic (ADH) A relatively small (peptide) molecule that is released by the pituitary gland at the base of the brain after…
- Deficiency, FAO Also known as the Sjogren-Larsson syndrome, this is a genetic (inherited) disease usually characterized by a…
- Cholangitis Inflammation of the bile duct. From cholangi-, pertaining to a bile duct + -itis, inflammation. See also…
- Glucocentric Focused on glucose, particularly to the exclusion of other factors. As in 'We have a body of evidence and the…
- Neuralgia, postherpetic Localized pain in the area of involvement of shingles that persists beyond one month. The most common…
- Chromosome, acrocentric An abnormal chromosome that is distinctive in appearance but not fully identified. A marker chromosome is not…
- Thrombinogen Better known today as prothrombin, a coagulation (clotting) factor needed for the normal clotting of blood…