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).
Test, stress echocardiography
A supplement to the routine exercise cardiac stress test. During stress echocardiography, the sound waves of ultrasound are used to produce images of the heart at rest and at the peak of exercise. In a heart with normal blood supply, all…
Read the definitionRandom terms
Show more- Transgenic Having genetic material (DNA) from another species. This term can be applied to an organism that has genes…
- MCAD Abbreviation for medium-chain acyl-CoA dehydrogenase. See: MCAD deficiency
- Inspissate To thicken. Inspissated bile is thickened bile
- Oscillopsia Oscillating vision. Swinging vision. In oscillopsia, objects seem to swing, move back and forth, jerk, or…
- Quadriceps reflex See: Knee jerk
- Descending aorta The descending aorta is the part of the aorta, the largest artery in the body, that runs down through the…
- D (drug caution code) Abbreviation on a medication that indicates caution because the medication may cause drowsiness. While not a…
- Spinal stenosis Narrowing of the spaces in the spine, resulting in compression of the nerve roots or spinal cord by bony…
- Parrot fever (psittacosis) An infectious disease due to a bacteria (Chlamydia psittaci) contracted from psittacine birds, especially…
- Medical directives, advance Advance directives preserve the person's right to accept or reject a course of medical treatment even after…
- Acyclovir Acyclovir: (Brand name: Zovirax) One of a group of antiviral drugs that acts against the herpes viruses…
- Redux See: Dexfenfluramine