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).
Unassisted childbirth
Birth of a baby without the assistance of an obstetrician, midwife, or other health professional. This may be by accident or by design. Unassisted childbirth is fraught with risks since about a fifth of apparently normal pregnancies…
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Show more- Vitamin B15 An old name for dimethylglycine (DMG, pangamic acid), which is no longer considered to be a vitamin by the…
- Insomnia, fatal familial See Fatal familial insomnia
- Gerstmann-Straussler-Scheinker syndrome See: Gerstmann-Straussler-Scheinker syndrome
- Glomerulus 1.In the kidney, a tiny ball-shaped structure composed of capillary blood vessels actively involved in the…
- Anatomy, gross Better known among medical students simply as 'gross', gross anatomy is the study of the form of structures…
- Ornithine An amino acid that is not found in protein but is important in the formation of urea and the disposal of…
- Chromosome, acrocentric An abnormal chromosome that is distinctive in appearance but not fully identified. A marker chromosome is not…
- Cancer, testicular Cancer of the male sex organ (testicle) that normally produces the hormone testosterone. One of the most…
- RDA Abbreviation for the Recommended Dietary Allowance. Or, popularly, the Recommended Daily Allowance
- Pill splitting See: Tablet splitting
- Histidine An amino acid, one of the 20 building blocks of protein. An essential amino acid, histidine is present in…
- Test, tilt-table Tilt-table testing involves placing the patient on a table with a foot-support. The table is tilted upward…