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).
Brain cancer
Brain cancer: Cancer of the central information processing center of the body. Tumors in the brain can be malignant or benign, and can occur at any age. Only malignant tumors are cancerous. Primary brain tumors cancer initially forms in…
Read the definitionRandom terms
Show more- Referred pain Pain felt at a site other than where the cause is situated. An example is the pain from the pancreas, which…
- Agent, antibiotic A drug used to treat bacterial infections. The original definition of an antibiotic was a substance produced…
- Membrane metalloendopeptidase See: Metallomembrane endopeptidase
- Central line A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- Bone type One of the four basic bone shapes in the human skeleton -- long bones, short bones, flat bones, and irregular…
- Poisoning, lead An environmental hazard capable of causing brain damage. In the US lead poisoning is formally defined as…
- Rupture of appendix A break or tear in the appendix, usually due to appendicitis. Also called perforation of the appendix…
- Recreational water illness An illness that is spread by swallowing, breathing, or having contact with contaminated water from swimming…
- Ovarian cancer Ovarian cancer: Cancer of the ovary, the egg sac of females. The anatomic location of the ovaries: NTER> Most…
- RVF 1. Rift Valley fever, the disease and the virus that causes it.2. Right ventricular failure, failure of the…
- Abse See: Abse, Dannie
- Agoraphobia Agoraphobia: An abnormal and persistent fear of public places or open areas, especially those from which…