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).
Q arm of a chromosome
The long arm of a chromosome. All human chromosomes have 2 arms -- a short arm and a long arm -- that are separated from each other only by the centromere, the point at which the chromosome is attached to the spindle during cell division…
Read the definitionRandom terms
Show more- Electrophysiologic Pertaining to electrophysiology
- Human herpesvirus 3 See herpes zoster.
- Hereditary arthroophthalmopathy See: Stickler syndrome
- VEGF Vascular endothelial growth factor, a substance made by cells that stimulates the formation of new blood…
- Villi Plural of villus, a tiny finger-like or vascular projection
- Infectivity The proportion of persons exposed to an infectious agent who become infected by it
- Vaginal fornix The anterior (front) and posterior (back) recesses into which the upper vagina is divided. These vaultlike…
- Gower syndrome (situational syncope) The temporary loss of consciousness in particular kinds of situations. (Syncope is temporary loss of…
- Circumjacent Lying around in the sense of surrounding. Related terms include superjacent, subjacent, and adjacent. From…
- Basal thermometer Colloquially used as a synonym for basal temperature. Any thermometer can be used to take the basal…
- HAVRIX A vaccine against hepatitis A made of killed hepatitis A virus to stimulate the body's immune system to…
- Achondrogenesis-hypochondrogenesis, type II See: Achondrogenesis type II