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).
Polycyclic aromatic hydrocarbon
Abbreviated PAH. A hydrocarbon (a molecule made up of hydrogen and carbon) containing two or more closed rings of atoms. PAHs are persistent, bioaccumulative, and toxic (PBT) pollutant. Exposure usually occurs by breathing air contaminated…
Read the definitionRandom terms
Show more- Hormone, androgenic Any hormone that promotes the development and maintenance of the male sex characteristics. Testosterone is an…
- Chromosome, marker The sex chromosome found twice in normal females and once, along with a Y chromosome, in normal males. The…
- Idiopathic pulmonary fibrosis Scarring throughout the lungs without an identifiable cause. See: Pulmonary fibrosis
- Pyelo Short for pyelonephritis, which is bacterial infection of the kidney. Pyelonephritis can be acute (sudden) or…
- AED (automated external defibrillator) See: Automated external defibrillator
- Swimming pool granuloma Localized nodular skin inflammation (small reddish raised areas of skin) caused by a bacterium called…
- Tobacco smoke, environmental Abbreviated ETS. See: ETS.
- Cholangiogram, IV See: Intravenous cholangiogram
- Classification of diseases See: Disease nomenclature
- Skeletal Pertaining to the skeleton, the bones of the body which collectively provide the framework for the body
- Test, RPR Rapid plasma reagin, a blood test for syphilis that looks for an antibody that is present in the bloodstream…
- UROD Uroporphyrinogen decarboxylase, an enzyme required for the synthesis of heme, a part of the hemoglobin…