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).
Transfer RNA (tRNA)
A class of RNA that has triplet nucleotide sequence complementary to the triplet nucleotide coding sequences of messenger RNA (mRNA). The role of tRNAs is to bond with amino acids and transfer them to the ribosomes, where proteins are…
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Show more- Amyotrophic lateral sclerosis 2 ALS2. A juvenile-onset form of amyotrophic lateral sclerosis (ALS) inherited in an autosomal recessive manner…
- Trichinellosis A disease that comes from eating raw or undercooked pork or wild game that is infected with the larvae of a…
- Virus A microorganism smaller than a bacteria, which cannot grow or reproduce apart from a living cell. A virus…
- Scorpion venom The potent poison of the scorpion, an insect that has an elongated body and a segmented, curved tail tipped…
- Familial adenomatous polyposis See: MYH.
- Colorectal polyp A polyp (a fleshy growth) on the inside lining of the colon or rectum. For more information, see: Colon polyp
- Modeling, chromatin See: Chromatin remodeling
- Aspiration pneumonia Pneumonia: Infection of the lungs due to aspiration (the sucking in of food particles or fluids into the…
- Parathyroid insufficiency See: Hypoparathyroidism
- Ileitis, terminal Crohn's disease, a chronic inflammatory disease of the intestine involving only the end of the small…
- Olive In neuroanatomy, a rounded oval prominence on the surface of the medulla oblongata in the brain. There are…
- Osteoporosis Osteoporosis: Thinning of the bones with reduction in bone mass due to depletion of calcium and bone protein…