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).
AAA
Abdominal aortic aneurysm
Read the definitionRandom terms
Show more- Diabetes, adult-onset Type 2 diabetes. See also Diabetes, type 2
- Addiction A chronic relapsing condition characterized by compulsive drug-seeking and abuse and by long-lasting chemical…
- Hypnic jerk The common normal phenomenon of jerking awake, usually accompanied by a feeling of falling, just as one is…
- Aldose reductase inhibitor A class of drugs used to prevent eye and nerve damage in diabetes. Aldose reductase is an enzyme that is…
- Cytogenetic map A genetic term referring to the visual appearance of a chromosome when stained and examined under a…
- Foreskin The fold of skin which covers the head (the glans) of the penis. Also called the prepuce. Only about 1 in…
- Neuroleptic A term that refers to the effects of antipsychotic drugs on a patient, especially on his or her cognition and…
- Protein, C-reactive See: Proteolipid protein.
- Cerebral hemispheres The two halves of the cerebrum, the largest part of the brain.
- Parathyroid insufficiency See: Hypoparathyroidism
- Disease, Legg See Legg-Calve-Perthes disease
- Propylthiouracil (PTU) A drug that blocks the production of thyroid hormone by the thyroid gland. PTU is used to treat…