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).
Messenger RNA
The key intermediary in gene expression, translating the DNA's genetic code into the amino acids that make up proteins. Messenger RNA is abbreviated mRNA
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Show more- Pseudogout Pseudogout: Inflammation of the joints caused by deposits of calcium pyrophosphate crystals, resulting in…
- Bulbar Pertaining to a bulb, in medicine any rounded mass of tissue (that is shaped somewhat like a crocus or tulip…
- Familial Parkinson disease type 1 A familial form of Parkinson disease inherited in an autosomal dominant manner due to mutation in the…
- Rapid eye movement sleep Sleep: Rapid eye movement sleep (REM) sleep is the portion of sleep when there are rapid eye movements…
- Bartonella quintana Also called Rochalimaea quintana, this microorganism is an unusual rickettsia that can multiply within the…
- Scleroconjunctival Pertaining to both the sclera and the conjunctiva. The sclera, a tough white outer coat that covers most of…
- Suicide gene A gene whose expression in a cell is lethal for that cell. Suicide genes form the basis of a strategy for…
- Super spreader A highly infectious person who spreads the agent of an infectious disease to many other people. The historic…
- Extrapyramidal system That part of the nervous system that regulates muscle reflexes
- Dengue hemorrhagic fever (DHF) Fever (DHF): A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal…
- Monocular diplopia See: Diplopia, monocular
- Tachypnea (Pronounced tack-ip-nea.) Abnormally fast breathing. A respiratory rate that is too rapid. The normal rate of…