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).
Ribosome
An RNA molecule that can catalyze its own chemical reactions.
Read the definitionRandom terms
Show more- Test, exercise cardiac stress The exercise cardiac stress test (ECST) is the most widely used cardiac (heart) screening test. The patient…
- Decortication Removal of part or all of the outer surface of an organ such as the lung, kidney, or brain
- Comorbidity The coexistence of two or more disease processes.
- PVC Premature ventricular contraction. See: Extrasystole
- Melanoma, ocular A malignant melanoma arising from a structure within the eye. The most common sites of origin are the…
- Holmes, Oliver Wendell, Sr. (1809-1894). Celebrated American physician and professor of medicine (anatomy and physiology) at Harvard, and…
- Lymphocytosis Too many lymphocytes, a finding that may be a marker for infection or disease.
- Lesbian Female homosexual. The name 'lesbian' comes from the Greek island of Lesbos in the Aegian Sea where in…
- ADE Adverse drug event. See: Adverse reaction..
- Horror autotoxicus Literally, the horror of self-toxicity. A term coined by the great German bacteriologist and immunologist…
- Brain malleability See Neuroplasticity
- DNA, junk See: Junk DNA