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).
Rehydration
The process of restoring lost water to the body tissues and fluids. Prompt rehydration is imperative whenever dehydration occurs, from diarrhea, exposure, lack of drinking water, or medication use. Rehydration can be by the oral route or…
Read the definitionRandom terms
Show more- Salient Standing out. Projecting. When the true nature of a disease is poorly understood, it is often classified by…
- Bacillophobia An abnormal and persistent fear of bacilli (bacteria). A phobia is an unreasonable sort of fear that can…
- Pseudohemophilia The original name that von Willebrand gave to the bleeding disorder he first described. See: Von Willebrand…
- Color, skin See: Skin color
- Penis, inflammation of the foreskin and glans In the uncircumcised male, balanitis (inflammation of the glans, the rounded head of the penis) and posthitis…
- PML Stands for progressive multifocal leukoencephalopathy, a rapidly progressive, often fatal viral infection of…
- Cigarette A small roll of finely cut tobacco enclosed in a wrapper of thin paper designed for smoking. 'Cigarettes are…
- Mastocytosis A condition characterized by infiltration of mast cells into the tissues of the body. Mast cells are…
- Meningitis Inflammation of the meninges, usually due to a bacterial infection but sometimes from viral, protozoan, or…
- Multipara A woman who has had 2 or more pregnancies resulting in potentially viable offspring. A woman who is 'para…
- Vitrectomy Removal of the gel (called the vitreous) from within the eyeball. This may be done because it has blood and…
- Postphlebitic syndrome See: Post-thrombotic syndrome