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).
Orthoscopic
Having correct vision or producing it. Orthoscopic, in other words, is free from optical distortion or designed to correct distorted vision. This fits with the prefix 'ortho', meaning straight or erect, and with 'scopic' from the Greek…
Read the definitionRandom terms
Show more- Implantation, seed Radiation treatment given by placing radioactive material contained within a small cylindrical shell directly…
- Blastocystis hominis The parasitic organism that causes blastocystosis. See Blastocystosis
- Fear of dust An abnormal and persistent fear of dust. Sufferers of this fear experience anxiety even though they realize…
- Reflux laryngitis Reflux laryngitis: Inflammation of the voice box (the larynx) caused by stomach acid backing up into the…
- Aleve See: Naproxen
- Pneumothorax Pneumothorax: Free air in the chest outside the lung. Pneumothorax can occur spontaneously ('out of the…
- Interleukin-4 A protein that stimulates the immune system to develop mast cells, resting T-cells, and activated B-cells…
- Spinal muscular atrophy A genetic disease characterized by progressive loss of lower motor neurons (anterior horn cells) in the…
- Error of the second kind See: Error, beta
- Asparagine An amino acid, one of the 20 building blocks of protein. Asparagine is nonessential to the diet since the…
- KHM Keratoderma hereditarium mutilans. See: Vohwinkel syndrome
- Osteoclastoma A type of bone tumor characterized by massive destruction of bone near the end (epiphysis) of a long bone…