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).
Hybridization, nucleic acid
A laboratory technique in which single-stranded nucleic acids (DNA or RNA) are allowed to interact so that complexes called hybrids are formed by molecules with similar, complementary sequences. Through nucleic acid hybridization, the…
Read the definitionRandom terms
Show more- Diverticulum, hypopharyngeal See: Zenker diverticulum
- Stress exercise thallium scan Stress exercise thallium scan: A method of examining the heart to obtain information about the blood supply…
- Lamarckism The theory of acquired characteristics put forth by Jean-Baptiste P.A. Lamarck (1744-1829), a French…
- MSAFP (maternal serum alpha-fetoprotein) The presence of AFP, a plasma protein normally produced by the fetus, in the mother's blood. The MSAFP serves…
- Dysphoria Anxiety
- Norovirus A group of viruses that are a common cause of food poisoning and acute gastroenteritis ('stomach flu') that…
- Rest 1. Repose. Relaxation.2. A fragment of embryonic tissue that has been retained after the period of embryonic…
- Accessory placenta An extra placenta separate from the main placenta. Also called a succenturiate or supernumerary placenta. The…
- Fever, Rocky Mountain spotted (RMSF) Fever, Rocky Mountain spotted (RMSF): An acute febrile (feverish) disease initially recognized in the Rocky…
- Rice genome The first commercially important plant to have its genome sequenced. This feat, completed early in 2001, is…
- Shunt, Glenn See: Glenn shunt
- Rigour See: Rigor