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).
Knockout mouse
A mouse missing a single gene (that has been knocked out). Knockout mice are used in biomedical research
Read the definitionRandom terms
Show more- Elder abuse The physical, sexual, or emotional abuse of an elderly person, usually one who is disabled or frail. Elder…
- Failure, autonomic See: Autonomic failure
- Fusion inhibitor A class of antiretroviral drugs that work on the outside of the host CD4 cell to prevent HIV from fusing with…
- Blackhead A familiar term for what is medically called an open comedo. A comedo, the primary sign of acne, consists of…
- Torticollis, spasmodic Spasmodic torticollis, or torticollis, is the most common of the focal dystonias. In torticollis, the muscles…
- Biochemical Relating to biochemistry, the application of the tools and concepts of chemistry to living systems…
- Bicuspid Having two flaps or cusps. The heart valve that is called the bicuspid valve is located between the left…
- Cancer detection Dding=0 width='100%' border=0> ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%'…
- Nasal passage The walls of the nasal passages are coated with respiratory mucous membranes which contain innumerable tiny…
- Esophageal cancer with tylosis See: Tylosis with esophageal cancer
- Resection Surgical removal of part of an organ
- Nonoxynol Nonoxynol-9 is the most commonly encountered spermatocide in the United States. As with other spermatocides…