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).
Vertex
The top of the head. In a vertex presentation, the top of the baby's head comes first at delivery. The word 'vertex' in Latin means a 'whirlpool, whirlwind, top of the mountain, or the top of the head.' Why 'top of the head'? Because the…
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Show more- Asparagine An amino acid, one of the 20 building blocks of protein. Asparagine is nonessential to the diet since the…
- Gage, Phineas The most famous patient to have survived severe damage to the brain and the first from whom something was…
- IVF In vitro fertilization, a laboratory procedure in which sperm are placed with an unfertilized egg in a Petri…
- DNA replication A wondrous complex process whereby the ('parent') strands of DNA in the double helix are separated and each…
- Scale, skin A thin piece of the outermost layer of skin resembling a fish scale. They represent a heaping up of the…
- Ornithophobia An abnormal and persistent fear of birds. Sufferers from ornithophobia experience undue anxiety about…
- Locus The place, in Latin.. In genetics, a locus is the place a gene occupies on a chromosome. One locus, two loci
- Aerotitis media See Aerotitis
- R/O Medical abbreviation for rule out
- Fruit fly Scientifically known as Drosophila melanogaster. A favorite organism in genetics and biology research since…
- Binswanger disease A form of dementia with blood vessel abnormalities in the deep white-matter of the brain causing loss of…
- Deficiency, FALDH Also known as the Sjogren-Larsson syndrome, this is a genetic (inherited) disease usually characterized by a…