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).
Carotid stenosis
Abnormal narrowing of the carotid artery, often a preamble to a stroke
Read the definitionRandom terms
Show more- Ependymoma A type of brain tumor derived from the cells that line the cavities within the ventricles of the brain and…
- Fugue state The complete order of bases in a gene. This order determines which protein a gene will produce.
- Alpha helix The coiled structure of many proteins consisting of a single chain of amino acids stabilized by hydrogen…
- HIB immunization This immunization is designed to prevent diseases caused by Haemophilus influenzae type B (HIB), a bacteria…
- Hyperconscious More conscious than usual. Extremely aware. People became hyperconscious of Parkinson disease after the actor…
- Primary biliary cirrhosis (PBC) A liver disease caused by an abnormality of the immune system. Small bile ducts within the liver become…
- Neophobia Fear of anything new, of innovation, an irrational fear of new situations, places, or things. In animal…
- Syndrome, Rett See: Rett syndrome
- Hay fever Hay fever: A seasonal allergy to airborne particles characterized by itchy eyes, runny nose, nasal…
- Biopsy, liver See: Liver biopsy
- Acou- Combining form relating to hearing. As in acoustic, otoacoustic emission test, and presbyacousia
- Nephroblastomatosis The presence of multiple embryonic rests of tissue within the kidney. These nephrogenic rests usually are…