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).
Lab
Short for a laboratory (or a Labrador retriever)
Read the definitionRandom terms
Show more- Embolism, paradoxical Passage of a clot (thrombus) from a vein to an artery. When clots in veins break off (embolize) , they travel…
- Regulatory gene A gene that regulates the expression of other genes. A regulatory gene is a nosy gene whose prime…
- Fetus The unborn offspring from the end of the 8th week after conception (when the major structures have formed)…
- Audiometry The measurement of hearing.
- Arhythmia We do not usually give a misspelling but this is a frequent misspelling of arrhythmia (with two r's), meaning…
- Esophageal cancer Esophageal cancer: A malignant tumor of the esophagus. The risk of cancer of the esophagus is increased by…
- Anthracycline A member of a family of chemotherapy drugs that are also antibiotics. The anthracyclines act to prevent cell…
- RPR test Rapid plasma reagin, a blood test for syphilis that looks for an antibody that is present in the bloodstream…
- PNL (percutaneous nephrolithotripsy) A technique for removing large and/or dense stones and staghorn stones. PNL is done via a port created by…
- Fetoprotein, alpha- (AFP) AFP is a plasma protein that is normally produced by the fetus. It serves as the basis for some valuable…
- Leucine An amino acid, one of the 20 building blocks of protein. A dietary essential amino acid, leucine is needed…
- Bednet Netting which is hung over the bed to keep out mosquitos and other insects. Bednets are an important form of…