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).
NIDA
Stands for the National Institute on Drug Abuse, one of the National Institutes of Health in the U.S., whose mission is to 'lead the nation in bringing the power of science to bear on drug abuse and addiction through support and conduct of…
Read the definitionRandom terms
Show more- Klippel-Feil anomalad See: Klippel-Feil sequence
- Artificial heart A manmade heart. An artificial heart was temporarily implanted in 1969 by Denton Cooley in Houston, Texas…
- Uterine fornix The fornix of the uterus (known in medical Latin as the 'fornix uteri') refers to the anterior (front) and…
- Abstinence, periodic Also known as fertility awareness, natural family planning, and the rhythm method, this approach entails not…
- Sterilization, female surgical Female surgical sterilization blocks (or removes part or all of) the fallopian tubes so the egg cannot travel…
- Syndrome, Ehlers-Danlos See: Ehlers-Danlos syndrome
- Colostomy bag A removable, disposable bag that attaches to the exterior opening of a colostomy (stoma) to permit sanitary…
- Ter in die (on prescription) Seen on a prescription, tid means three times a day. It is an abbreviation for 'ter in die' which in Latin…
- HRT (hormone replacement therapy) The combination therapy of estrogen plus progestogen, termed hormone replacement therapy (HRT). Estrogen…
- Proteus syndrome A disturbance of cell growth including benign tumors under the skin, overgrowth of the body, often more on…
- Cancer, brain Cancer of the central information processing center of the body. Tumors in the brain can be malignant or…
- Poisoning, carbon monoxide See: Carbon monoxide poisoning