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).
Deuterium
A non-radioactive isotope of hydrogen that contains a neutron in its nucleus in addition to the one proton normally seen in hydrogen. A deuterium atom is twice as heavy as normal hydrogen
Read the definitionRandom terms
Show more- Stool The solid matter discharged in a bowel movement
- Deficiency, iron The most common known form of nutritional disorder in the world, iron deficiency results in anemia because…
- Musculoskeletal and Skin Diseases, Nat'l Institute F Arthritis and (NIAMS): One of the National Institutes of Health in the U.S. As its somewhat cumbersome name…
- Freckles Freckles: See: Freckle.
- Serving size 1. The portion of food used as a reference on the nutrition label of that food.2. The recommended portion of…
- Transesophageal echocardiography A diagnostic test, using a special probe placed within the esophagus, that employs ultrasound waves to make…
- Dermatology 1. The branch of medicine concerned with the diagnosis, treatment, and prevention of diseases of the skin…
- Hypoglycemia unawareness Hypoglycemia unawareness: A complication of diabetes in which the patient is unaware of a deep drop in blood…
- Laryngitis, reflux Inflammation of the voice box (the larynx) caused by stomach acid backing up into the esophagus. Reflux…
- Dandy fever An acute mosquito- borne viral illness of sudden onset that usually follows a benign course with headache…
- Unresectable Unable to be removed (resected) by surgery. To resect is to remove. At the time of diagnosis of esophageal…
- Xeromammography Xeroradiography of the breast. Xeroradiography is a photoelectric method of recording an x-ray image on a…