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).
Bone mineral density
BMD, a measure of bone density, reflecting the strength of bones as represented by calcium content. The BMD test detects osteopenia (mild bone loss, usually without symptoms) and osteoporosis (more severe bone loss, which may cause…
Read the definitionRandom terms
Show more- Alveolar Pertaining to the alveoli, the tiny air sacs in the lungs. The exchange of oxygen and carbon dioxide takes…
- Omphalo- A birth defect in which part of the intestine, covered only by a thin transparent membrane, protrudes outside…
- Albino A person with albinism. The term was first applied by the Portuguese to people in West Africa who may have…
- Nil disease A form of kidney disease preferably called minimal change disease. See: Minimal change disease
- Depigmentation Loss of color (pigment) from the skin, mucous membranes, hair, or retina of the eye. The color of the skin…
- Esophageal acid infusion test See: Bernstein test
- Anomaly A deviation from the usual, something different, peculiar, or abnormal. A congenital anomaly is something…
- Case-fatality proportion The number of cases of a disease ending in death compared to the number of cases of the disease. Usually…
- Film Slang shortening of X-ray film, an X-ray, a radiograph
- Syndrome, patellofemoral (PFS) The commonest cause of chronic knee pain, PFS characteristically causes vague discomfort of the inner knee…
- Spermatogenesis The process of sperm formation. The term was created from the prefix 'spermato-' (Greek sperma, the seed or…
- Aneurysm, saccular An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an…