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).
Cancer, gastric
Cancer of the stomach, the major organ that holds food for digestion. Worldwide, stomach cancer is the second most frequent cancer and the second leading cause of death from cancer. It can develop in any part of the stomach and spread to…
Read the definitionRandom terms
Show more- Yogurt A common dish made of milk curdled and fermented with a culture of Lactobacillus (the milk bacillus). The…
- Cholesterol Cholesterol: The most common type of steroid in the body, cholesterol has gotten something of a bad name…
- LDH Lactate dehydrogenase
- Acute fatty liver of pregnancy Fatty liver of pregnancy: Liver failure in late pregnancy, usually from unknown cause. Acute fatty liver of…
- Contraction The tightening and shortening of a muscle
- ASL American Sign Language
- Antero- Prefix signifying before, earlier, front. From the Latin anterior meaning before
- Chloral hydrate A prescription sedative/hypnotic drug developed in the 19th century. The drug acts rapidly and induces sleep…
- Dysostosis, cleidocranial >Absent or incompletely formed collar bones (the 'cleido-' part refers to the clavicles, the collar bones)…
- Nat'l Institute of Allergy and Infectious Disease (NIAID): One of the U.S. National Institutes of Health (NIH), the mission of the NIAID is 'to support and…
- Sugar Busters diet The Sugar Busters diet is a weight loss plan based upon restriction of sugar intake. The diet is based upon…
- Vagina The muscular canal extending from the cervix to the outside of the body. It is usually six to seven inches in…