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).
Fusion inhibitor
A class of antiretroviral drugs that work on the outside of the host CD4 cell to prevent HIV from fusing with and infecting it. Fusion inhibitors act by binding to an envelope protein and blocking the structural changes necessary for the…
Read the definitionRandom terms
Show more- Semiallogeneic Sharing some but not all genes, as in parent-child relationships. Individuals are allogeneic when their genes…
- Range, normal By convention, the normal range for whatever (a particular test, condition, symptom, behavior, etc.) is set…
- Cyclin E A protein that is part of a molecular network that controls the cell cycle. There are a large number of…
- Colitis, spastic A common gastrointestinal disorder involving an abnormal condition of gut contractions (motility)…
- Neutrophilia More than the normal number of neutrophils, a type of white blood cell (specifically a form of granulocyte)…
- Mycobacterium tuberculosis The bacterium that causes tuberculosis. M. tuberculosis has unusually waxy walls, is slow-growing and among…
- Anticipation A remarkable phenomenon in which a genetic disease appears earlier appearance and with increased from with…
- Y map The array of genes on the Y chromosome. Once thought to be a genetic wasteland, the Y now is known to contain…
- Gooseflesh A temporary local change in the skin when it becomes rougher due to erection of little muscles, as from cold…
- Dominant, autosomal See: Fredrickson, Donald.
- Fibrillation, auricular Essentially the same as atrial fibrillation
- Hepatitis, non-A, non-B The old name for hepatitis C when the causative virus had not been identified but it was known not to be…