MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Mutation, nonsense
A mutation (a change) in a base in the DNA that prematurely stops the translation (reading) of messenger RNA (mRNA) resulting in a polypeptide chain that ends prematurely and a protein product that is truncated (abbreviated) and incomplete…
Read the definitionRandom terms
Show more- Response, plantar The plantar response, also known as the Babinski response, is an important neurologic examination based upon…
- Wart Wart: A local growth of the outer layer of the skin (the epidermis) caused by a virus. The virus of warts (a…
- Piperine A pungent alkaloid that is concentrated in the outer skin of pepper berries (which gives pepper much of its…
- Endotherm An endotherm is a warm-blooded animal (such as homo sapiens). Another term for us warm-blooded creatures is…
- Smoking, involuntary The involuntary inhaling of environmental tobacco smoke (ETS) by someone who is not smoking. See: ETS
- Interstitial radiation Radiation therapy in which a radioactive material is placed directly into a tumor.
- Thyroid hormone organification defect IIb See Pendred syndrome
- Granulocyte colony-stimulating factor See: G-CSF
- Rubella vaccine A vaccine designed to prevent rubella, or German measles. German measles was once seen merely as a child's…
- Filial 1. In genetics, the first generation that results from the crossing of two parental lines, as the filial…
- Scan As a noun, the data or image obtained from the examination of organs or regions of the body by gathering…
- Syndrome, hemolytic uremic See: Hermansky-Pudlak syndrome.