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).
HS
Hereditary spherocytosis. HS also stands for half-strength, hamstrings, heart sounds, heparan sulfate, hernia sac, and house surgeon.
Read the definitionRandom terms
Show more- Papilloma A small solid benign tumor with a clear-cut border that projects above the surrounding tissue
- Basal cell nevus syndrome The Gorlin syndrome
- MSG Monosodium glutamate, a sodium salt of the amino acid glutamic acid that enhances the flavor of certain…
- Asbestos Asbestos: A natural material made up of tiny fibers which can lodge in the lungs and lead to cancer or…
- CHEK2 A gene on chromosome 22q that encodes a kinase enzyme and influences a person's susceptibility to breast…
- Cholangiogram A radiologic procedure used to look at the gallbladder and bile ducts. See also: Intravenous cholangiogram.
- Furuncle Nothing more nor less than a 'boil' with a fancy name. A boil is a collection of pus. Antibiotics are often…
- Acetylcysteine An antioxidant drug used to reduce the thickness of mucus and ease its removal. It is also used to reverse…
- Lyon hypothesis See Lyonization
- Nidus The Latin word for 'nest', nidus is used in medicine to refer to any structure that resembles a nest in…
- Parkinson, James (1755-1824) English physician and paleontologist who gave a classic account in 1817 of a chronic, slowly…
- Encephalitis, flavivirus See: Flavivirus encephalitis