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).
Hypotonic solution
A solution with a lower salt concentration than in normal cells of the body and the blood. As opposed to an isotonic solution or a hypertonic solution
Read the definitionRandom terms
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- Ventricle, cerebral One of a system of four communicating cavities within the brain that are continuous with the central canal of…
- Polygenic Pertaining to two or more genes. As opposed to monogenic. Eye color is polygenic. It is by determined by a…
- Infection, adenovirus Infection with one of a group of viruses responsible for a spectrum of respiratory disease as well as…
- Genitalia, male internal See: Male internal genitalia
- Patellar Pertaining to the patella, the kneecap by another name, the familiar small bone planted in the front of the…
- Blastoma A tumor thought to arise in embryonic tissue. The term 'blastoma' is commonly used as part of the name for a…
- Molecular biology The study of biology on a molecular level including the structure, function, and makeup of biologically…
- Monkeypox Monkeypox: A rare zoonotic (animal-borne) viral disease similar to smallpox. The virus responsible for…
- Typhus, African tick One of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky Mountain spotted…
- Typhoid fever Typhoid fever: An acute illness with fever caused by infection with the Salmonella typhi bacteria contracted…