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).
Phenomenon, Raynaud's
A condition resulting in discoloration of fingers and/or toes when a person is exposed to changes in temperature (cold or hot) or emotional events. The skin discoloration occurs because an abnormal spasm of the blood vessels causes a…
Read the definitionRandom terms
Show more- Double-blind Term used to described a study in which both the investigator or the participant are blind to (unaware of)…
- Sclerodactyly Localized thickening and tightness of the skin of the fingers or toes. Sclerodactyly is commonly associated…
- Lifestyle disease A disease associated with the way a person or group of people lives. Lifestyle diseases include…
- Vaccine, oral polio See: Polio vaccine, oral
- Antinuclear antibody Antinuclear antibody: An unusual antibody that is directed against structures within the nucleus of the cell…
- Macroglobulinemia, Waldenstrom See: Waldenstrom macroglobulinemia
- Hemidiaphragm, elevated See: Elevated hemidiaphragm
- D- Abbreviation for dextrorotatory, applied to a chemical compound. Dextrorotary is opposed to levorotary which…
- Trichina spiralis Is a parasitic worm that lives in the intestines and causes a serious illness known as trichinosis. The eggs…
- CPEO with ragged-red fibers See: Kearns-Sayre syndrome
- Water 1. A tasteless odorless colorless liquid with the chemical formula H2O.2. The liquid which forms rain…
- Chromosome 1 The largest human chromosome, comprising approximately 10% of the human genome. Chromosome 1 contains over…