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).
Opiate agonist maintenance
See: Methadone treatment program
Read the definitionRandom terms
Show more- Urticaria pigmentosa The most common form of mastocytosis consisting of small aggregations of mast cells within characteristic…
- Oxygenate To add oxygen to any chemical or physical system, including the human body. Oxygenate can also refer to the…
- Down syndrome critical region Down syndrome critical region: (Abbreviated DSCR) A region on the long (q) arm of chromosome 21 thought to be…
- Turner-Kieser syndrome See Nail-patella syndrome
- Mesenteric vein One of the large veins which return blood from the intestines. The inferior (lower) mesenteric vein empties…
- Belching A normal process to relieve distention from the air that accumulates in the stomach. The upper abdominal…
- PVNS Pigmented villonodular synovitis
- Tripeptide A peptide consisting of three amino acids
- Bar chart Proper term in mathematics for what is popularly called a bar graph. See: Bar graph
- Plague, bubonic The most common form of the plague named for the characteristic buboes which are enlarged lymph nodes…
- Butyric acid An acid that has four carbons in it. The formula for butyric acid is: CH3-CH2-CH2-COOH
- Big toe sign An important neurologic examination based upon what the big toe (and other toes) do when the sole of the foot…