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).
Pulmonary artery
One of the two vessels which are formed as terminal branches of the pulmonary trunk and convey unaerated blood to the lungs. The two pulmonary arteries differ in length and anatomy. The right pulmonary artery is the longer of the two. It…
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- Reproductive system In women, the organs that are directly involved in producing eggs and in conceiving and carrying babies. In…
- Chromatography, gas (GC) A type of automated chromatography (a technique used to separate mixtures of substances) in which the mixture…
- ALS6 See: Amyotrophic lateral sclerosis 6
- Malaria Malaria: An infectious disease caused by protozoan parasites from the Plasmodium family that can be…
- Syndrome, trisomy 18 There are three instead of the normal two chromosomes #18. Children with this condition have multiple…
- Kidney transplant Replacement of a diseased, damaged, or missing kidney with a donor kidney. Also called a renal transplant…
- National Heart, Lung, and Blood Institute (NHLBI) One of the National Institutes of Health in the U.S., the NHLBI's mission is to 'provide leadership for a…
- Aneurysmal bruit A blowing sound heard over an aneurysm, a widening of a vessel. Bruit is French for noise
- Tyrosine An amino acid, one of the 20 building blocks of protein. A nonessential amino acid, tyrosine is produced from…
- Haploinsufficiency A situation in which the total level of a gene product (a particular protein) produced by the cell is about…