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).
Systole, premature
See: Extrasystole
Read the definitionRandom terms
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- Postural hypotension A drop in blood pressure (hypotension) due to a change in body position (posture) when a person moves to a…
- Karyotype, spectral (SKY) Karyotype, spectral (SKY): A visualization of all of the chromosomes in the genome all together with each…
- CT, electron beam Also known as Ultrafast CT (computerized tomography), this is a new (and controversial) noninvasive test for…
- Norwalk virus A family of small round viruses that are an important cause of viral gastroenteritis (viral inflammation of…
- Paresis 1 Incomplete paralysis. 2 A form of neurosyphilis (syphilis affecting the central nervous system -- the brain…
- Battered child syndrome A disease in which children are physically abused. The battered child syndrome is a form of child abuse. Not…
- Warble A small hard nodule produced by the larva of a fly that has penetrated the skin. The warble can be…
- Pathobiology Pathology, with emphasis on the pathophysiological and pathogenetic mechanisms underlying human disease
- Congenital heart disease Congenital heart disease: A malformation of the heart or the large blood vessels near the heart. The term…
- Hematopoiesis The production of all types of blood cells generated by a remarkable self-regulated system that is responsive…
- Familial tremor See: Essential tremor