MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Bar chart
Proper term in mathematics for what is popularly called a bar graph. See: Bar graph
Read the definitionRandom terms
Show more- Infection, rotavirus Rotavirus: A leading cause of severe winter diarrhea in young children. Each year, rotavirus (RV) causes an…
- Allergic rhinitis, perennial Allergic rhinitis (hay fever) that occurs throughout the year
- Cylindromatosis, familial See: Familial cylindromatosis
- Aphakia Absence or loss of the eye's natural crystalline lens, as after cataract removal. From a-, without + phacos…
- Glaucoma treatment (surgery) Surgery can also help fluid escape from the eye and thereby reduce the pressure. However, surgery is now…
- Hydrocephalus, acquired Hydrocephalus due to a postnatal cause, something that happened sometime after birth
- Caspase 3 An enzyme that plays a key role in programmed cell death, or apoptosis. Caspase 3 has been called the…
- Medication, vasodilator Drugs that act as blood vessel dilator (vasodilators) and open vessels by relaxing their muscular walls). For…
- Genetics, transplantation The field of biology and medicine relating to the genes that govern the acceptance or rejection of a…
- Ear wax Ear wax: A natural wax-like substance secreted by special glands in the skin on the outer part of the ear…
- Larynx The larynx is the portion of the breathing, or respiratory, tract containing the vocal cords which produce…
- DPC4 See: MADH4