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).
Methyl-CpG-binding protein-2 (MECP2)
An enzyme which, when mutated, results in RTT (Rett syndrome), a genetic disease that is a uniform and striking, progressive neurologic developmental disorder and one of the most common causes of mental retardation in females. After normal…
Read the definitionRandom terms
Show more- Gerascophobia An abnormal and persistent fear of growing old. Sufferers of this fear experience undue anxiety about aging…
- Grid, Amsler The normal process of reacting to a loss. The loss may be physical (such as a death), social (such as…
- Ureaplasma A bacterium that commonly infects the urogenital tract and can cause premature birth or spontaneous abortion…
- Variant Creutzfeldt-Jakob disease Variant Creutzfeldt-Jakob disease: Abbreviated vCJD. A human disease thought due to the same infectious agent…
- Ehlers-Danlos syndrome type VIIC See: Ehlers-Danlos syndrome, dermatosparaxis type
- NIEHS Stands for National Institute of Environmental Health Sciences, one of the National Institutes of Health in…
- Gene silencing A mechanism by which cells shut down large sections of chromosomal DNA. Gene silencing is done by…
- Autoimmune thyroid disease Disease of the thyroid gland due to autoimmunity in which the patient's immune system attacks and damages…
- Receptor, chemokine Receptor, chemokine: A molecule that receives a chemokine and a chemokine dock. A chemokine is a protein that…
- Cocaine The most potent stimulant of natural origin, a bitter addictive anesthetic (pain blocker) which is extracted…
- Vein A blood vessel that carries blood low in oxygen content from the body back to the heart. The deoxygenated…
- Puerperium The time immediately after the delivery of a baby. (In Latin a 'puerpera' is a woman in childbirth since…