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).
Anesthesia
Loss of feeling or awareness. A general anesthetic puts the person to sleep. A local anesthetic causes loss of feeling in a part of the body such as a tooth or an area of skin without affecting consciousness. Regional anesthesia numbs a…
Read the definitionRandom terms
Show more- Injury, needlestick See: Needlestick injury
- Linkage map A map of the genes on a chromosome based on linkage analysis. A linkage map does not show the physical…
- Deafness, age-related See: Presbycusis
- Deficiency, hexosaminidase A See: Tay-Sachs disease
- Tension 1) The pressure within a vessel, such as blood pressure: the pressure within the blood vessels. For example…
- Endometriosis uterina Also known as adenomyosis (pronounced ad-den-o-mi-o-sis), this is a common benign condition of the uterus in…
- Genome, Mus musculus All of the genetic information contained in Mus musculus, the laboratory mouse. The genomes of particular…
- Bronchiectasis Permanent dilatation (widening) of the bronchi (the large air tubes which begin at the bottom of the trachea…
- Gallstones, microscopic Gallstones, microscopic: A mixture of microscopic particulate matter in bile, also called biliary sludge…
- Gefitinib Gefitinib: A drug that attaches to the epidermal growth factor receptor (EGFR) on the surfaces of cells. The…
- Polyp colon family history See: Colon cancer family history
- Ommaya reservoir A device implanted under the scalp that is used to deliver anticancer drugs to the cerebrospinal fluid, the…