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).
Tamponade, chronic
A situation in which a chronic excess of fluid inside the pericardial sac and thickening of the pericardial sac progressively compress the heart and impair its performance. The excess fluid in the pericardial sac acts to constrict the…
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Show more- Ceruloplasmin deficiency Lack of the protein ceruloplasmin from the blood and accumulation of iron in the pancreas, liver and brain…
- Endometriosis uterina Also known as adenomyosis (pronounced ad-den-o-mi-o-sis), this is a common benign condition of the uterus in…
- Antigen-presenting cell A cell that can 'present' antigen in a form that T cells can recognize it. The cells that can 'present'…
- Open-label A term used to describe the situation when both the researcher and the participant in a research study know…
- Atherosclerosis A process of progressive thickening and hardening of the walls of medium-sized and large arteries as a result…
- Urologist A physician who specializes in diseases of the urinary organs in females and the urinary tract and sex organs…
- Head bones There are 29 bones in the human head. They consist of 8 cranial bones, 14 facial bones, the hyoid bone, and 6…
- Breast milk Milk from the breast. Human milk contains a balance of nutrients that closely matches infant requirements for…
- Syndrome, Cogan A form of arteritis (also referred to as vasculitis) that involves the ear. This condition is called Cogan…
- Pons A specific section of the brain formed by the rounded prominence on the front surface of the brainstem. (The…
- Phenothiazine One of a group of tranquilizing drugs with antipsychotic actions thought to act by blocking dopaminergic…
- ICU psychosis ICU psychosis: A disorder in which patients in an intensive care unit (ICU) or a similar hospital setting may…