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).
UAA
A triplet consisting of uracil, adenine, adenine, in that order, that acts as a stop codon in messenger RNA (mRNA), signaling the termination of translation of an mRNA molecule and the release of the nascent polypeptide chain
Read the definitionRandom terms
Show more- Manic Refers to a mood disorder in which a person seems 'high', euphoric, expansive, sometimes agitated…
- Transaminase biochemistry The transaminases are enzymes that catalyze chemical reactions in the body in which an amino group is…
- Lacrimal Pertaining to tears, as in lacrimal gland (tear gland). From the Indo-European dakru meaning a tear (from a…
- Vision, peripheral See: Peripheral vision
- Bis in die (on prescription) Seen on a prescription, bid means twice (two times) a day. It is an abbreviation for 'bis in die' which in…
- Child abuse, psychological Child abuse, psychological: Also known as emotional child abuse, this is the third most frequently reported…
- Inotropic Affecting the force of muscle contraction. An inotropic heart drug is one that affects the force with which…
- Homozygote A person who has two identical forms of a particular gene, one inherited from each parent. For example, a…
- GBV-C GB virus C, a virus first identified in 1995 that is genetically related to the hepatitis C virus but which…
- Anticoagulant Any agent used to prevent the formation of blood clots. Anticoagulants have various uses. Some are used for…
- Methionine An amino acid, one of the 20 building blocks of protein. A dietary essential amino acid, methionine provides…
- Nude mice See: Nude mouse