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).
Cerebrospinal fluid
CSF. A watery fluid, continuously produced and absorbed, which flows in the ventricles (cavities) within the brain and around the surface of the brain and spinal cord. The CSF is produced by the choroid plexus, a series of infolded blood…
Read the definitionRandom terms
Show more- Induction therapy Therapy: Treatment designed as a first step toward reducing the number of cancer cells. Often just referred…
- Primary amyloidosis Amyloidosis: A disorder of plasma cells (special white blood cells that produce antibodies), this is one of a…
- AFO (ankle-foot orthosis) Ankle-foot orthosis
- BDD Body dysmorphic disorder
- Adverse reaction In pharmacology, any unexpected or dangerous reaction to a drug. An unwanted effect caused by the…
- Autonomic nervous system Part of the nervous system that was once thought to be functionally independent of the brain. The autonomic…
- Valgus (valga, valgum) Angled outward, bent or twisted outward, as in cubitus valgus, coxa valga, hallux valgus, and…
- Poisoning, alcohol A condition in which a toxic amount of alcohol (ethanol, ethyl alcohol) has been drunk, usually in a short…
- Hypermagnesemia Excess magnesium. Persons with impaired kidney function should be especially careful about their magnesium…
- Chronic progressive external ophthalmoplegia Slowly progressive paralysis of certain eye muscles. Chronic progressive external ophthalmoplegia is…
- Small calorie (Calorie) A type of lung cancer in which the cells appear small and round under the microscope. Also called oat cell…
- X-ray, AP An X-ray picture in which the beams pass from front-to-back (anteroposterior). An AP film is as opposed to a…