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).
Urinary tract infection in children
Infection of the kidney, ureter, bladder, or urethra in a child. About 3% of girls and 1% of boys have had a recognized urinary tract infection (UTI) by age 11. The symptoms are not always obvious. They may range from just an unusual smell…
Read the definitionRandom terms
Show more- I (drug caution code) Abbreviation on a medication that indicates 'interaction' because the medication may interact adversely with…
- Zolpidem Zolpidem: Brand name: Ambien. A sedative hypnotic drug in a class closely related the benzodiazepines…
- Myelodysplastic syndrome A group of bone marrow disorders characterized by the underproduction of one or more types of blood cells due…
- Voice box The voice box, or larynx, is the portion of the respiratory (breathing) tract containing the vocal cords…
- Serving size 1. The portion of food used as a reference on the nutrition label of that food.2. The recommended portion of…
- Protease An enzyme that can split a protein into peptides (from which the protein was originally created).
- ABG (arterial blood gas) The sampling of the blood levels of oxygen and carbon dioxide within the arteries, as opposed to the levels…
- Ketogenic diet A diet devised as a treatment for severe seizure disorders that do not respond to conventional medication…
- Cal (Calorie) Italian-born American oncologist who was a leader in developing and testing drugs to treat Hodgkin's…
- Apheresis The process of removing a specific component from blood and returning the remaining components to the donor…
- Velamentous insertion of umbilical cord An abnormal condition in which the umbilical cord does not insert into the placental mass but, instead…
- Opisthotonos A great rigid spasm of the body with the back fully arched and the heels and head bent back. Opisthotonos…