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).
Hypernatremia
Elevated blood sodium. Sodium is the major positive ion (cation) in fluid outside of cells. The chemical notation for sodium is Na+ (from natrium, a synonym for sodium). When combined with chloride (Cl), the resulting substance is table…
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Show more- Exhibitionism Ashing'): Exhibitionism is characterized by intense, sexually arousing fantasies, urges or behaviors…
- Leukemia, lymphocytic A form of leukemia that has a sudden onset, lymphocytic leukemia starts in the bone marrow but often spreads…
- Lingelsheimia A group of bacteria named after W. von Lingelsheim. Now known as Acinetobacter. See: Acinetobacter
- Deformation A setting of limits; a boundary; marking the limits of, delimiting; setting apart, separating. The word…
- Radiation 1. Rays of energy. Gamma rays and X-rays are two of the types of energy waves often used in medicine. 2. The…
- Litmus test 1. A test to determine the acidity and alkalinity of a solution. See: Litmus. 2. Figuratively, any test in…
- Thyroiditis Thyroiditis: Inflammation of the thyroid gland which is located in front of the neck: NTER> The inflamed…
- Pancreatitis, acute See: Acute pancreatitis
- Gel electrophoresis The process in which molecules (such as proteins, DNA, or RNA fragments) can be separated according to size…
- NSE (neuron-specific enolase) Neuron-specific enolase (NSE) is a substance that has been detected in patients with certain tumors, namely…
- Pain, breast Pain in the breast or mammary gland, known medically as mastalgia. From the Greek masto-, breast + algos, pain
- Sarcoidosis Sarcoidosis: A disease of unknown origin that causes small lumps (granulomas) due to chronic inflammation to…