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).
Diarrhea, antibiotic-induced
Diarrhea, antibiotic-induced: A bacterium called Clostridium difficile (C.difficile), one of the most common causes of infection of the large bowel (colon). Patients taking antibiotics are at particular risk of becoming infected with C…
Read the definitionRandom terms
Show more- Vein, pulmonary One of four vessels that carry aerated blood from the lungs to the left atrium of the heart. (The four are…
- Vesicle, seminal See: Seminal vesicle
- Cervical cerclage The surgical placement of a purse-string suture around an incompetent cervix, one that is abnormally liable…
- Opisthotonos A great rigid spasm of the body with the back fully arched and the heels and head bent back. Opisthotonos…
- Pulmonary insufficiency 1. Incomplete closure of the pulmonary valve in the heart, allowing blood to return from the pulmonary artery…
- Disorders, lymphoproliferative Malignant diseases of the lymphoid cells and cells from the reticuloendothelial system (which take up and…
- Aflatoxin A toxin produced by mold that can damage the liver and may lead to liver cancer. Aflatoxins cause cancer in…
- Hormone, growth A hormone made in the pituitary gland that stimulates the release of another hormone called somatomedin by…
- AP, X-ray An X-ray picture in which the beams pass from front-to-back (anteroposterior). As opposed to a PA…
- Lymphatic tissue A part of the body's immune system that helps protect it from bacteria and other foreign entities. Lymphatic…
- Radiation sickness See: Acute radiation syndrome
- Amino acids The building blocks of polypeptides and proteins