MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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, radionucleide stress
Stress: This procedure involves injecting a radioactive isotope (typically thallium or cardiolyte) into the patient's vein after which an image of the patient's heart becomes visible with a special camera. The radioactive isotopes are…
Read the definitionRandom terms
Show more- Hemolytic jaundice, congenital Jaundice, congenital: Known also as hereditary spherocytosis (HS), this is a genetic disorder of the red…
- Traditional Chinese medicine The current name for an ancient system of health care from China. Traditional Chinese medicine (TCM) is based…
- Advance grief See: Anticipatory grief
- Hypergraphia The driving compulsion to write; the overwhelming urge to write. Hypergraphia may compel someone to keep a…
- Supine With the back or dorsal surface downward. A person who is supine is lying face up. As opposed to prone. For a…
- Kidney transplant Replacement of a diseased, damaged, or missing kidney with a donor kidney. Also called a renal transplant…
- Egg Ovum (plural: ova).
- Section, Caesarian Also referred to as a C-section. A procedure in which a baby, rather than being born vaginally, is surgically…
- Pulmonary arterial hypertension See: Pulmonary hypertension
- Collagen IV alpha 5 See: COL4A5
- Prospective Looking forward. A prospective study or a prospective clinical trial is one in which the participants are…
- Corpus callosum, agenesis of the See: Agenesis of the corpus callosum