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).
ALMS1
A gene on chromosome 2p13. Alstrom syndrome is caused by mutation of ALMS1
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Show more- Infection, Neisseria An infection acquired in a hospital. Specifically an infection that was not present or incubating prior to…
- Reversal of organs, total This condition (medically called situs inversus totalis) involves complete transposition (right to left…
- Seed implantation Radiation treatment given by placing radioactive material contained within a small cylindrical shell directly…
- New England Journal of Medicine Despite its regional name, The New England Journal of Medicine (NEJM) is far from provincial. It is an…
- Luschka, foramina of Two openings from the fourth ventricle, one in a system of four communicating cavities called ventricles…
- PCO 1. Abbreviation in medical records for 'Patient complains of.' 2. Abbreviation for polycystic ovary. See…
- Fatty acid, trans An unhealthy substance, also known as trans fat, made through the chemical process of hydrogenation of oils…
- Crossover study A type of clinical trial in which the study subjects receive each treatment in a random order. With this type…
- Retinitis pigmentosa and congenital deafness (Also called Usher syndrome.) A genetic disorder characterized by hearing impairment and an eye disorder…
- Onycholysis Loosening of the nail from the nail bed, usually starting at the border of the nail. The nail tends to turn…
- Schizencephaly A developmental disorder of the brain characterized by abnormal slits, or clefts, in the cerebral…
- False rib One of the last 5 pairs of ribs. A rib is said to be 'false' if it does not attach to the sternum (the breast…