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).
Pneumopericardium
Air or gas in the space between the heart and the pericardium, the membrane surrounding the heart.
Read the definitionRandom terms
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- Colitis, granulomatous Crohn's disease of the colon (the large intestine). Crohn's disease is a chronic inflammatory disorder…
- Jennerization The production of immunity to a disease by inoculation of an attenuated form of the virus causing the…
- Glycoprotein A molecule that consists of a carbohydrate plus a protein. Glycoproteins play essential roles in the body…
- Nonsense mutation A mutation (a change) in a base in the DNA that prematurely stops the translation (reading) of messenger RNA…
- Arimidex Brand name for anastrozole, an oral antiestrogen. Arimidex inhibits the enzyme aromatase in the adrenal…
- Acrodynia Pain in the extremities (the hands and feet)
- Melomania A singular passion for music that is beyond all reason. From the French melomanie, from the Latin melos, song…
- Phenylalanine An essential amino acid. (The human body cannot make it so it is essential to the diet.) Phenylalanine that…
- Arthrosis >Gliding -- one bony surface glides on another without angular or rotatory movement; >Angular -- occurs only…
- Mastectomy, radical Removal of all breast tissue, from just under the collar bone to the abdomen, including the chest wall…