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).
Bile duct cancer
An uncommon type of cancer that arises from the bile duct, the tube that connects the liver and the gallbladder to the small intestine. The part of the bile duct that is outside the liver is called the extrahepatic bile duct. Bile, a fluid…
Read the definitionRandom terms
Show more- Percutaneous Through the skin, as in a percutaneous biopsy
- Heights, fear of An irrational unreasonable fear of heights is called acrophobia. From the Greek 'acron', height + 'phobos'…
- Ragged red fibers with CPEO See: Kearns-Sayre syndrome
- Tuberculosis, dormant Tuberculosis, dormant: The presence of evidence for tuberculosis infection from a positive TB skin test in a…
- D-IBS Diarrhea-predominant IBS (irritable bowel syndrome)
- Secondhand smoke Also known as environmental tobacco smoke (ETS). See: ETS
- GDB The Genome Database (GDB), the official central repository for genomic mapping data resulting from the Human…
- Vaccinia necrosum See Progressive vaccinia
- Fibroma, nonossifying A growing lesion with a fibroma structure. Treatment is by surgery
- Anaphia The inability to feel touch. From the Greek prefix an, not + Greek haphe, touch = inability to (feel) touch…
- Laying on of hands In alternative medicine, an ancient method of healing by touching a person with the hands or palms, usually…
- Fear of oneself An irrational fear of oneself, an intense self-fear that is groundless. Fear of oneself is termed…