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).
Adhesion
The union of two opposing tissue surfaces (often in reference to the sides of a wound). Also refers to scar tissue strands that can form in the area of a previous operation, such as within the abdomen after a laparotomy. The word…
Read the definitionRandom terms
Show more- Environment The sum of the total of the elements, factors and conditions in the surroundings which may have an impact on…
- Seat belt A belt used to hold an individual in their seat. Motor vehicle accidents are the leading cause of death for…
- Chimera In medicine, a person composed of two genetically distinct types of cells. Human chimeras were first…
- Biofilm An aggregate of microbes with a distinct architecture. A biofilm is like a tiny city in which microbial…
- JC virus (JCV) A virus that commonly causes infections of no consequence in children with a normal immune system but…
- Antinuclear antibody Antinuclear antibody: An unusual antibody that is directed against structures within the nucleus of the cell…
- Heberden disease >Angina pectoris, chest pain that is often severe and crushing, due to an inadequate supply of oxygen to the…
- Medical etymology The origin of medical words and terms. Etymology is an account of the origins and the developments in the…
- Dysgraphia A specific developmental disability that affects the person's ability to write. Problems may include…
- Specific-pathogen free A term applied to animals reared for use in laboratory experiments when the animals are known to be free of…
- Vaginoscopy The use of a viewing instrument to visualize the vaginal canal. Most commonly, a form of endoscope is used in…
- Acne rosacea Acne, rosacea: This term is actually a misnomer! The appropriate term is simply rosacea which is a chronic…