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).
UGA
A triplet consisting of uracil,guanine, 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- Hysterectomy, subtotal The uterus is surgically removed but the cervix is left is left in place. Also called a partial hysterectomy
- Needlestick injury A penetrating stab wound from a needle (or other sharp object) that may result in exposure to blood or other…
- Inferior A large vein that receives blood from the lower extremities, pelvis and abdomen and delivers it to the right…
- Apposition The word 'apposition' has several senses including the act of adding or accretion and also the putting of…
- Contraindicate To make a treatment or procedure inadvisable because of a particular condition or circumstance. For examples…
- Neocortex The newer portion of the cerebral cortex that serves as the center of higher mental functions for humans. The…
- Macular retinopathy Any pathologic condition or disease of the macula, the small spot in the retina where vision is keenest. Also…
- Enterostomal therapist A health care specialist trained to help patients care for and adjust to their colostomy.
- Meibomianitis Inflammation of the little glands called Meibomian glands located in the eyelids that make a lubricant which…
- Antifreeze poisoning Poisoning from antifreeze which today is usually ethylene glycol -- a clear, colorless, odorless liquid with…
- Glaucoma treatment (medical) Although glaucoma cannot be cured, it can usually be controlled. Medical treatment can be in the form of…
- Doula 1. A non-medical assistant in childbirth. A doula is not the father but is usually a woman who is experienced…