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).
Five-day fever
Fever: Also called trench fever, this is a disease borne by body lice that was first recognized in the trenches of World War I, when it is estimated to have affected more than a million people in Russia and on the fronts in Europe. Trench…
Read the definitionRandom terms
Show more- Nail care Care of the fingernails and toenails. Many nail problems are due to poor nail care. Recommendations for…
- Alcohol, pregnancy The consumption of alcohol during pregnancy carries the danger of damaging the fetus.
- Acoustic neurofibromatosis See: Neurofibromatosis type 2
- Papilledema Swelling of the head of the optic nerve, a sign of increased intracranial pressure. The optic nerve head…
- Food and Drug Administration The FDA, an agency within the U.S. Public Health Service, which is a part of the Department of Health and…
- Herbalist One versed in herbal lore and, in regard to therapy, an herb doctor.
- Menopause, radiation Menopause, radiation: Menopause induced by radiation. Radiation menopause is a type of 'induced menopause'…
- Melanosis coli Melanosis coli (Pseudomelanosis coli): A benign, reversible condition usually, but not always, associated…
- Gamma hydroxybutyrate (GHB) Known in Europe as Gamma-OH, gamma hydroxybutyrate is a colorless and odorless drug used illicitly for…
- Fertility awareness Also known as natural family planning, periodic abstinence and the rhythm method, this approach entails not…
- Warburg's yellow enzyme A key respiratory enzyme discovered by the German biochemist Otto Heinrich Warburg (1883-1970), a pioneer in…
- Amnesia, retrograde See: Retrograde amnesia