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).
Epsom salt
Magnesium sulfate. Known as Epsom salt because it was originally extracted from the mineral-rich water of Epsom (England)
Read the definitionRandom terms
Show more- Sundowning Also known as Sundown Syndrome, a term used to refer to behavioral changes that often occur in the late…
- Selfish operon A hypothesis according to which the clustering of genes and their subsequent organization into operons is…
- Diverticulum, Meckel's An outpouching of the small bowel. About 1 in every 50 people has a Meckel's diverticulum. It is usually…
- Lochia The fluid that weeps from the vagina for a week or so after delivery of a baby. At first the lochia is…
- Cytomegalovirus (CMV) A virus that infects 50-85% of adults in the US by age 40 and is also the virus most frequently transmitted…
- Matter, white The part of the brain that contains myelinated nerve fibers. The white matter is white because it is the…
- Test, pupil dilation An examination that enables an eye care professional to see more of the retina, the light-sensitive layer of…
- Vitreous type 2 Stickler syndrome Stickler syndrome, type II. See: Stickler syndrome
- Thyroxine Abbreviated T4. A hormone made by the thyroid gland that has four iodine molecules attached to its molecular…
- Rheumatism, psychogenic Rheumatism in which the patient reports inconsistent pains of muscles and joints that do not correspond to…
- Smell See Olfaction
- Proteins, acute-phase See: Acute-phase protein