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).
DES
Diethylstilbestrol, the earliest synthetic (man-made) form of a hormone in the estrogen class. DES was once widely prescribed to prevent miscarriages and premature births. Its usage was standard practice in the 1950s and 1960s. Millions of…
Read the definitionRandom terms
Show more- Heart failure Heart failure: Inability of the heart to keep up with the demands on it and, specifically, failure of the…
- Antigen-presenting cell A cell that can 'present' antigen in a form that T cells can recognize it. The cells that can 'present'…
- Stethoscope An instrument used to transmit low-volume sounds such as the heartbeat (or intestinal, venous, or fetal…
- Wolframin A protein encoded by a gene known as WFS1. Mutations in WFS1 are associated with Wolfram syndrome and also…
- Xanth- (prefix) A colorful prefix relating to a yellow color. 'Xanth-' is related to the word 'xanthic' which has its roots…
- Pain, shingles Shingles: Localized pain in the area of involvement of shingles. When such pain persists beyond one month it…
- Positive clinical trial A clinical trial that shows that the new treatment has a large beneficial effect and is superior to standard…
- Excess, calcium See: Calcium excess
- Abse, Dannie British pulmonary physician and poet. Abse was born in 1923 in Cardiff, Wales to a Jewish family. He studied…
- Bernard syndrome A complex of abnormal findings, namely sinking in of one eyeball, ipsilateral ptosis (drooping of the upper…
- Axial tomography, computerized Pictures of structures within the body created by a computer that takes the data from multiple X-ray images…
- Dip, wax A treatment for the symptoms of joint and muscle conditions, such as arthritis, that consists of melted…