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).
Ribosomal RNA
A molecular component of a ribosome, the cell's essential protein factory. Ribosomal RNA (rRNA) fabricates polypeptides (assemblies of amino acids that make up proteins). A tiny particulate structure located in the cytoplasm of the cell…
Read the definitionRandom terms
Show more- HAV Hepatitis A virus
- Hematopoiesis The production of all types of blood cells generated by a remarkable self-regulated system that is responsive…
- Doppler ultrasound A form of ultrasound that can detect and measure blood flow. Doppler ultrasound depends on the Doppler…
- Aphasia, anomic See Anomia
- Skeletal dysplasia One of a large contingent of genetic diseases in which the bony skeleton is abnormally formed during…
- Mercury gilding A perilous process for gold-plating in which an amalgam of mercury and gold is applied to an object and then…
- Arms An appendage in anatomy and in clinical trials. See: Arm
- Jaundice, hemolytic Jaundice, hemolytic: Jaundice caused by destruction of red blood cells. This can be an inborn condition…
- Tenosynovitis, De Quervain's 1) The pressure within a vessel, such as blood pressure: the pressure within the blood vessels. For example…
- Bones, axial There are 80 axial bones, comprised of 29 bones in the head and 51 bones in the trunk
- Blood clots, estrogen-associated >esterified estrogens >esterified estrogens and methyltestosterone >estradiol >estrogens (conjugated) and…
- Joint, AC The AC (acromioclavicular) joint is located between the acromion (a projection of the scapula that forms the…