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.
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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).
Homocysteine
Homocysteine: An amino acid produced by the body, usually as a byproduct of consuming meat. Homocysteine is made from another amino acid, methionine, and then in turn is converted into other amino acids. Elevated levels of homocysteine in…
Read the definitionRandom terms
Show more- Hypohidrosis Subnormal sweating, less sweating than usual. Hidrosis meaning sweating, so hypohidrosis is literally…
- Ultraviolet C One of the three types of invisible light rays (together with ultraviolet A and ultraviolet B) given off by…
- Syndrome, Guillain-Barre See: Guillain-Barre syndrome
- RPR test Rapid plasma reagin, a blood test for syphilis that looks for an antibody that is present in the bloodstream…
- Test, Denver Developmental Screening The Denver Developmental Screening Test (DDST) is a widely used assessment for examining children 0-6 years…
- Gonorrhea A sexually transmitted infection (STI) caused by the bacterium Neisseria gonorrhoea. Although gonorrhea is…
- Turcot syndrome A genetic disease characterized by polyps in the colon (large intestine) in addition to tumors in the brain…
- Aneurysm, abdominal An aneurysm situated within the abdomen (belly). An aneurysm is a localized widening (dilatation) of an…
- Pollices The thumbs. The plural of pollex. See: Pollex
- Lymphoma, intermediate-grade See: Low-grade lymphoma.
- Anatomy, gross Better known among medical students simply as 'gross', gross anatomy is the study of the form of structures…
- Oculocutaneous albinism See: Albinism, oculocutaneous