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.
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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).
Brittle bone disease
Osteogenesis imperfecta, not one but a group of genetic diseases, all of which affect collagen, a key component of connective tissue in tissues like bone, tendon and skin. All types of osteogenesis imperfecta result in fragile bones.
Read the definitionRandom terms
Show more- Hughlings Jackson See: Hughlings Jackson, John
- Nerve, third cranial The third cranial nerve is the oculomotor nerve. The cranial nerves emerge from or enter the skull (the…
- Alkaline phosphatase An enzyme made in the liver, bone, and the placenta and normally present in high concentrations in growing…
- Orthopaedics The branch of surgery broadly concerned with the skeletal system (bones). This particular term is commonly…
- Werner-His disease Named for the German physician Heinrich Werner (who did not describe Werner's premature aging syndrome) and…
- Syndrome of ichthyosis, spasticity, oligophrenia A: Also known as the Sjogren-Larsson syndrome, this is a genetic (inherited) disease characterized by a triad…
- Recurrent respiratory papillomatosis Recurrent respiratory papillomatosis involves the growth of numerous warty growths in the larynx on the vocal…
- Hypertonic solution A solution with a higher salt concentration than in normal cells of the body and the blood. As opposed to an…
- Common migraine Migraine without aura. The most frequent type, accounting for about 80-85% of migraine. See: Migraine
- Minimal change nephrotic syndrome See: Minimal change disease
- RRNA Ribosomal RNA, a molecular component of a ribosome, the cell's essential protein factory. Strictly speaking…
- Memory 1. The ability to recover information about past events or knowledge. 2. The process of recovering…