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).
Yttrium
A rare elemental metal. A radioactive form of yttrium is used in radiation therapy and some types of immunotherapy
Read the definitionRandom terms
Show more- Xenoantigen An antigen that is found in more than one species. An antigen is something that is capable of inducing an…
- Cornea The clear front window of the eye that transmits and focuses light into the eye. Although the cornea is clear…
- NIDCD Stands for National Institute on Deafness and Other Communication Disorders, one of the US National…
- C3 (cervical vertebra) The third cervical (neck) vertebra from the top
- Dystonia, writer's cramp A dystonia that affects the muscles of the hand and sometimes the forearm and only occurs during handwriting…
- Aphagia Inability to eat. From the Greek prefix 'a-' meaning 'not' + 'phago' meaning 'to eat' + not to eat.
- Blood bank A place where blood is collected from donors, typed, separated into components, stored, and prepared for…
- Vanishing lung syndrome A radiological syndrome in which the lungs appear to be disappearing on X-ray. The syndrome is characterized…
- Functional genomics The function of each gene in the genome. Functional genomics is the study of genes, their resulting proteins…
- Severe tropical cyclone A regionally specific name for a strong tropical cyclone in the Southwest Pacific Ocean west of 160E or…
- Pleural effusion, fetal See: Fetal pleural effusion
- Sore, canker Sore, canker: A small ulcer crater in the lining of the mouth that is often painful and very sensitive. Also…