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).
ShRNA
Short hairpin RNA. A short sequence of RNA which makes a tight hairpin turn and can be used to silence gene expression
Read the definitionRandom terms
Show more- Nail lines See: Beau's lines
- Maroteaux-Lamy syndrome A form of mucopolysaccharidosis with the clinical onset before age 3 that is characterized by an inability to…
- Lipoprotein A complex of lipid and protein, the way lipids travel in the blood. Cholesterol, a building block of the…
- Laminectomy A surgical procedure in which the posterior arch of a vertebra is removed. Laminectomy is done to relieve…
- Vision, macular The macula is a special area in the center of the retina, the light-sensitive layer of tissue at the back of…
- DXM Dextromethorphan, a cough suppressant, sometimes misused as a recreational drug
- Klinefelter syndrome Klinefelter syndrome: A chromosome condition in boys and men that is usually due to 47 chromosomes with XXY…
- Photophobia Painful oversensitivity to light. For example, there is photophobia in measles (rubeola). Keeping the lights…
- Congenital hip dislocation The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is…
- Electron beam computerized tomography (EBCT) A new (and controversial) noninvasive test for the detection of coronary artery disease (CAD). EBCT, or…
- Vaginal birth after Cesarian section It was once the rule that, after a C-section, the next delivery also had to be by C-section. Now, vaginal…
- Homo- An amino acid produced by the body, usually as a byproduct of consuming meat. Homocysteine is made from…