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).
Prothrombin mutation G20210A
A common genetic risk factor for thrombosis (clots) including deep venous thrombosis (DVT). This mutation in the gene encoding the clotting factor prothrombin is found in about 1 in 50 persons in the US. It raises the risk of thrombosis…
Read the definitionRandom terms
Show more- Super spreader A highly infectious person who spreads the agent of an infectious disease to many other people. The historic…
- Valsalva maneuver A maneuver in which a person tries to exhale forcibly with a closed glottis (the windpipe) so that no air…
- National Institutes of Health (NIH) The clinical research facility of the National Institutes of Health (NIH) in the U.S. As a national resource…
- Popcorn worker's lung A form of bronchiolitis obliterans, a severe obstructive lung disease, in workers who mix and package…
- Aldosteronism Overproduction of the hormone aldosterone from the cortex (the outer layer) of the adrenal gland or a tumor…
- Paternal age The age of the father at the time he conceives a child. The present mean (average) paternal age is 27 years…
- Range In medicine and statistics, the difference between the lowest and highest numerical values. For example, if…
- Staging, laparoscopic See: Laparoscopic staging
- Jaundice, obstructive Jaundice caused by obstruction of the bile ducts, as with gallstones. Additional symptoms of obstructive…
- Angiostatin Angiostatin is a piece (a fragment) of a protein, plasminogen, used normally in blood clotting. This fragment…
- Malleus A tiny bone shaped like a minute mallet in the middle ear. The malleus transmits the sound vibrations from…
- Dipeptide A peptide consisting of two amino acids