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).
Valsalva
1. The Valsalva maneuver in which a person tries to exhale forcibly with a closed glottis (windpipe) so that no air goes out through the mouth or nose.2. The renowned Italian anatomist, pathologist, physician, and surgeon Antonio Maria…
Read the definitionRandom terms
Show more- Gastrectomy Surgery to remove part of all of the stomach.
- Scabies, crusted A severe form of scabies caused by delayed treatment of the initial infestation, characterized by mite-filled…
- Fever, spotted Fever, spotted: Also known as Rocky Mountain spotted fever. An acute febrile (feverish) disease initially…
- Chromatin The nucleoprotein material of chromosomes. Chromatin is essentially the substance of chromosomes. It is made…
- Alpha-galactosidase A deficiency See: Fabry disease
- Folinic acid The active form of folic acid in the body. See: Leucovorin
- Jejunum Part of the small intestine. It is half-way down the small intestine between its duodenum and ileum sections…
- Caudad An anatomic term meaning 1. Pertaining to the tail or the hind part. 2. Situated in or directed toward the…
- Whitmore-Jewett staging system A staging system for prostate cancer. See Jewett staging system
- Zoll See: Zoll, Paul M.
- Catecholamine Pronounced cat·e·chol·amine. An amine derived from the amino acid tyrosine -- examples include epinephrine…
- Darwin, Charles English naturalist (1809-82), considered the father of evolution. Darwin voyaged aboard the Beagle to see the…