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).
Heart, right
The heart is composed functionally of two hearts - the right heart and the left heart. The right heart consists of the right atrium which receives deoxygenated blood from the body and the right ventricle which pumps it to the lungs. The…
Read the definitionRandom terms
Show more- Sinus rhythm The normal regular rhythm of the heart set by the natural pacemaker of the heart called the sinoatrial (or…
- Provigil Brand name of the drug modafinil. See: Modafinil
- White blood cell count Kocyte count): The number of white blood cells (WBCs) in the blood. The WBC is usually measured as part of…
- Microtubule motor See: Microtubule motor protein
- Population, study See: Study population
- Preleukemia A condition in which the bone marrow does not produce enough blood cells. This condition may progress to…
- HAVS Hand-arm vibration syndrome
- Antidote An agent that counteracts a poison and neutralizes its effects. A chemical antidote is a substance that…
- Vitamin B1 deficiency, infantile See: Infantile beriberi
- ACL injury See: Anterior cruciate injury
- Juxta- The prefix "juxta-" comes from the Latin preposition meaning near, nearby, close. Juxtaarticular is composed…
- Berylliosis Beryllium poisoning. See: Beryllium