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).
DNA sequence
The precise ordering of the bases (A,T,G,C) from which the DNA is composed. DNA sequencing involves determining the exact order of the base pairs in a segment of DNA.
Read the definitionRandom terms
Show more- Sixth cranial nerve The sixth cranial nerve is the abducent nerve, a small motor nerve that has one task: to supply a muscle…
- ANA Antinuclear antibody, an unusual antibody directed against structures within the nucleus of the cell. ANAs…
- Granular leukocyte >Neutrophils have 'neutral' subtle granules; >Eosinophils have prominent granules that stain readily with the…
- Macrovascular Pertaining to the macrovasculature, the portion of the vasculature of the body comprising the larger vessels…
- Ebola virus A notoriously deadly virus that causes fearsome symptoms, the most prominent being high fever and massive…
- Oral-motor Relating to the muscles of the mouth and/or mouth movements
- Natural killer cell A cell that can react against and destroy another cell without prior sensitization to it. Natural killer (NK)…
- Gene, evolutionarily conserved A gene that has remained essentially unchanged throughout evolution. Conservation of a gene indicates that it…
- Idiopathic nephrotic syndrome of childhood See: Minimal change disease
- Fahr syndrome This syndrome described in 1930 by T. Fahr is a genetic (inherited) neurological disorder characterized by…
- Runx-1 A protein that is a transcription factor controlling when genes are switched on or off. Runx-1 acts by…
- Syndrome, Kanner (Also called autism). A spectrum of neuropsychiatric disorders characterized by deficits in social…