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).
Hemostasis
The stoppage of bleeding or hemorrhage. Also, the stoppage of blood flow through a blood vessel or organ of the body. Hemostasis is the arrest of bleeding, whether it be by normal vasoconstriction (the vessel walls closing temporarily), by…
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Show more- Corneal dystrophy, Cogan A disorder in which the cornea (the normally clear front window of the eye) shows grayish fingerprint lines…
- Section, Caesarian Also referred to as a C-section. A procedure in which a baby, rather than being born vaginally, is surgically…
- Abruption A sudden breaking off or away. Abruption of the placenta (abruptio placentae) is the premature separation of…
- Filoviridae A family of viruses that cause hemorrhagic fever. Filoviruses have single- stranded RNA as their genetic…
- Murray Valley encephalitis A viral encephalitis first recognized in the Murray Valley, in Victoria, Australia, caused by a flavivirus…
- Bilirubin A yellow-orange compound produced by the breakdown of hemoglobin from red blood cells.
- Mild cognitive impairment Abbreviated MCI. A brain disorder in which thinking abilities are mildly impaired. Individuals with mild…
- Thanatophobia An abnormal and excessive fear of death
- Collagen, type IV, alpha 5 See: COL4A5
- Kawasaki disease Kawasaki disease: A disease that has nothing to do with the motor bike of the same name but is a syndrome of…
- Ollier disease A condition characterized by multiple enchondromas -- benign masses of cartilage growing within bones. An…
- Fear of dust An abnormal and persistent fear of dust. Sufferers of this fear experience anxiety even though they realize…