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).
Restriction site
A sequence in DNA that can be recognized and cut by a specific restriction enzyme.
Read the definitionRandom terms
Show more- Gallium A rare metal with the atomic weight of 69. There are several isotopic forms of gallium that differ from it in…
- Public mourning The public display of grief. This may take many forms ranging from the very formal to the very informal, from…
- Sphingomyelinase deficiency Also called Niemann-Pick disease, this is a disorder of the metabolism of a lipid (fat) called sphingomyelin…
- Adenoma A benign tumor that arises in or resembles glandular tissue. If it becomes cancerous, it is called an…
- Whiplash injury Hyperextension (over-extension) injury to the neck, often the result of being struck from behind, as by a…
- Phenol 1. A poisonous corrosive compound obtained by the distillation of coal tar that, in dilute solution, is an…
- Pathologic 1. Indicative of or caused by disease, as in a pathologic fracture, pathologic tissue, or pathologic process…
- Major gene A gene that is necessary and sufficient by itself to cause a condition. For example, the APC gene is a major…
- Heimlich maneuver An emergency treatment for obstruction of the airway in adults. It may be needed when someone chokes on a…
- Norwalk virus A family of small round viruses that are an important cause of viral gastroenteritis (viral inflammation of…
- Systolic The blood pressure when the heart is contracting. It is specifically the maximum arterial pressure during…
- Unique identifier reporting In public health, a system that uses information such as the person's birth date and part of their…