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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Leucovorin
Folinic acid, the active form of folic acid in the body. Used as an antidote to protect normal cells from high doses of the anticancer drug methotrexate and to increase the antitumor effects of fluorouracil (5-FU) and tegafur-uracil. Also…
Read the definitionRandom terms
Show more- Cancer, ovary Cancer of the egg sac of females: the ovary. The anatomic location of the ovaries: NTER>Most ovarian growths…
- Valine An amino acid, one of the 20 building blocks of protein. A dietary essential amino acid, valine is required…
- Cardiopulmonary bypass Bypass of the heart and lungs as, for example, in open heart surgery. Blood returning to the heart is…
- Refsum disease A genetic disorder affecting the metabolism of the fatty acid phytanic acid. When phytanic acid accumulates…
- Sequence, draft DNA Sequence of a DNA with less accuracy than a finished sequence. In a draft sequence, some segments are missing…
- Diurnal Occurring in the daytime. A patient may have a diurnal fever rather than a nocturnal one. Diurnal also can…
- NIDCD Stands for National Institute on Deafness and Other Communication Disorders, one of the US National…
- Rib >True ribs: The first seven ribs attach to the sternum (the breast bone) in the front and are known as true…
- Illness, altitude >If possible, don't fly or drive to high altitude. Start below 10,000 feet (3,048 meters) and walk up. >If…
- Sterilization, surgical Surgical sterilization is a contraceptive option for people who do not want children in the future. It is…
- Tissue A tissue in medicine is not like a piece of tissue paper. It is a broad term that is applied to any group of…
- Homograft See: Allograft