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).
Disease, rotator cuff
Damage to the rotator cuff, a group of four tendons that stabilize the shoulder joint and move the shoulder in various directions. A common cause of shoulder pain, rotator cuff disease can be due to trauma (e.g., from falling and injuring…
Read the definitionRandom terms
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- Parenchyma The key elements of an organ essential to its functioning, as distinct from the capsule that encompasses it…
- Tachycardia, paroxysmal atrial A fast heartbeat (tachycardia) because of rapid firing of the sinoatrial (sinus) node. The sinoatrial (or…
- Spastic colitis A common gastrointestinal disorder involving an abnormal condition of gut contractions (motility)…
- Cryostat A chamber that can maintain very low temperatures. Medical laboratories use a cryostat to preserve frozen…
- Encephalitis, Rasmussen A rare progressive neurological disorder that is characterized by intractable seizures and progressive…
- Yeast vaginitis Yeast vaginitis: Infection of the vagina by a fungus known as Candida, characteristically causing itching…
- Skin The skin is the body's outer covering. It protects us against heat and light, injury, and infection. It…
- Methadone A synthetic opiate. The most common medical use for methadone is as a legal substitute for heroin in…
- Piercing Using a sharp instrument, usually a needle, to make a temporary or permanent hole through an earlobe or other…
- Transfusion The transfer of blood or blood products from one person (the donor) into another person (the recipient's)…
- Achilles tendon A tough sinew that attaches the calf muscle to the back of the heel bone. The Achilles tendon is one of the…