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).
Hormone, erythropoietin
Erythropoietin is a substance produced by the kidney that leads to the formation of red blood cells in the bone marrow. Abbreviated: EPO. The kidney cells that make EPO are specialized and are sensitive to low oxygen levels in the blood…
Read the definitionRandom terms
Show more- Condyloma subcutaneum Molluscum contagiosum. Wartlike growths around the anus and genitals caused by a virus. Molluscum contagiosum…
- Seizure Seizure: Uncontrolled electrical activity in the brain, which may produce a physical convulsion, minor…
- Ear, middle There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The middle…
- Medical etymology The origin of medical words and terms. Etymology is an account of the origins and the developments in the…
- Tracheostomy tube Tracheostomy tube: A 2- to 3-inch metal or plastic tube that keeps the stoma and trachea open. Also called a…
- Typhus, European See: Typhus, epidemic
- LCSW Licensed clinical social worker
- Base in DNA A unit of the DNA. There are 4 bases: adenine (A), guanine (G), thymine (T), and cytosine (C). The sequence…
- Negative-strand RNA virus Also known as an antisense-strand RNA virus, a virus whose genetic information consists of a single strand of…
- Media, contrast X-ray dyes used to provide contrast, for example, between blood vessels and other tissue. Commonly spoken of…
- Therapy, external beam radiation Radiation focused from a source outside the body on the affected area (for example, the cancer) within the…
- Magnesium sulfate A remarkably versatile compound administered intramuscularly and intravenously as an anticonvulsant and as a…