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).
APC (medication)
Aspirin, phenacetin, and caffeine (a pill containing all three)
Read the definitionRandom terms
Show more- Carcinoma, basal cell Carcinoma, basal cell: The most common type of skin cancer, a disease in which the cancer cells resemble the…
- Step protocol See: Step therapy
- Expressivity The consistency of a genetic disease. For example, Marfan disease shows variable expressivity. Some persons…
- Disease, Kikuchi A disorder that typically causes 'swollen glands' in the neck (cervical lymphadeniopathy) together with fever…
- Scoliosis, idiopathic A structurally normal spine that appears to have a lateral curve (scoliosis). Nonstructural scoliosis…
- Omentectomy Surgery to remove part or all of the omentum, a fold of the peritoneum (the thin tissue lining the abdomen)…
- Osteosarcoma A cancer of the bone that occurs predominantly in adolescents and young adults. It accounts for 5 percent of…
- Prosthesis An artificial substitute or replacement of a part of the body such as a tooth, eye, a facial bone, the…
- Cerebral hemispheres The two halves of the cerebrum, the largest part of the brain.
- Occiput The back of the head. A direct borrowing of the Latin word for the part of the head opposite the front
- National Library of Medicine (NLM) The world's largest medical library, the U.S. National Library of Medicine (NLM) is part of the National…
- Gamma knife A type of radiosurgery (radiation therapy) machine that acts by focusing low-dosage gamma radiation from many…