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).
Chargaff rule
The rule that in DNA there is always equality in quantity between the bases A and T and between the bases G and C. (A is adenine, T is thymine, G is guanine, and C is cytosine.) Named for the great Austrian-American biochemist Erwin…
Read the definitionRandom terms
Show more- Cataract, primary A cataract that develops independently of other diseases. A primary cataract is in contrast to a secondary…
- PARK7 Familial Parkinson disease type 7
- Amnesia Lack of memory. Amnesia after trauma can be antegrade or retrograde, depending upon whether the lack of…
- Gyn- Combining form pertaining to women. From the Greek gyno, gynaikos meaning woman
- Forget me Street term for Rohypnol
- PVNS Pigmented villonodular synovitis
- Disease, maple syrup urine See: Giant hypertrophic gastritis.
- Chromosome 4p- syndrome The 4p- syndrome or Wolf-Hirschhorn syndrome, is a chromosome disorder due to partial deletion of the short…
- Genetic counseling An educational counseling process for individuals and families who have a genetic disease or who are at risk…
- Magnesium A mineral involved in many processes in the body including nerve signaling, the building of healthy bones…
- Polony A tiny colony of DNA, about one micron in diameter. The word 'polony' is a contraction of 'polymerase…
- XYY syndrome A chromosomal disorder that affects males only, caused by the presence of an extra Y chromosome. Symptoms may…