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).
Junk DNA
Noncoding regions of DNA that have no apparent function. The term 'junk DNA' is a disparaging one, expressing some of the disappointment felt by geneticists when they first gazed upon sizable segments of the genetic code and, instead of…
Read the definitionRandom terms
Show more- Body stuffing The swallowing of relatively small amounts of loosely wrapped illicit drugs because of the fear of arrest
- Poison ivy Poison ivy: Skin inflammation resulting from contact with oils from the poison ivy vine. Chemicals produced…
- Quadriceps reflex See: Knee jerk
- Insufficiency, pancreatic See: Pancreatic insufficiency
- Intradermal In or into the skin. An intradermal injection is given into the skin. Intradermal tests are a type of skin…
- Xeric Characterized by a scanty supply of moisture (or tolerating or adapted to dry conditions). The word 'xeric'…
- Test, auditory brainstem response A widely used test of the newborn baby as to their neurologic status and developmental progress. The…
- Insomnia Insomnia that occurs most nights and lasts a month or more. The treatment of chronic insomnia consists of…
- 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…
- Vaccinia immune globulin A blood product rich in antibodies against vaccinia, the virus in the smallpox vaccine. Vaccinia immune…
- PUBS (percutaneous umbilical blood sampling) In PUBS, a needle is inserted through the mother's abdominal wall and the uterine wall and usually blood is…
- Neonate A newborn baby.