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).
Transcription factor
A protein that controls when genes are switched on or off -- whether genes are transcribed or not. Transcription factors bind to regulatory regions in the genome and help control gene expression
Read the definitionRandom terms
Show more- Enteritis, regional Crohn's disease by another name, a chronic inflammatory disease of the intestine primarily in the small and…
- Giant intestinal fluke Fasciolopsis buski. See: Fasciolopsis
- H. flu immunization This immunization is designed to prevent disease due to Haemophilus influenzae (H. flu), specifically…
- Rhogam Rh0 immunoglobulin, also called anti-Rh or anti-D immunoglobulin. An injectable blood product used to protect…
- Pigmentation The coloring of the skin, hair, mucous membranes, and retina of the eye. Pigmentation is due to the…
- Latent Hidden, dormant, inactive. The virus that causes chickenpox remains latent after the initial attack of…
- Retroposition 1. Simple backward displacement of a structure or organ such as the uterus.2. In genetics, the integration of…
- Exercise treadmill Exercise on a treadmill, a machine with a moving strip on which one walks without moving forward. A treadmill…
- Biermer's anemia Anemia: A blood disorder caused by a lack of vitamin B12. Patients who have this disorder do not produce the…
- Skute barbata See: Scutellaria barbata
- Prepuce, inflammation of the Inflammation of the prepuce (the foreskin of the penis) is called posthitis. In the uncircumcised male…
- Gibbon See: Gibbon, John H., Jr.