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).
FTA-ABS test
FTA-ABS stands for fluorescent treponemal antibody absorbed, a blood serum screening test for syphilis designed to demonstrate the presence or absence of specific antibodies directed against the organism (Treponema pallidum) responsible…
Read the definitionRandom terms
Show more- SA node The SA node (SA stands for sinoatrial) is one of the major elements in the cardiac conduction system, the…
- Contraceptive, minipill A form of oral contraceptive taken daily, like combined oral contraceptives (the 'pill'), but containing only…
- Gray A unit of absorbed radiation equal to the dose of one joule of energy absorbed per kilogram of matter, or 100…
- Syndrome, respiratory distress (RDS) Formerly known as hyaline membrane disease, a syndrome of respiratory difficulty in newborn infants caused by…
- Papuliferous 1. Having papules. 2. Having pimples. Simply pimply. From papule, pimple + the Latin fero, to bear. Also…
- Plasmacytoma Cancer of the plasma cells (white blood cells that produce antibodies) that may turn into multiple myeloma
- Macewen operation A surgical operation for inguinal hernia designed by Sir William Macewen (1848-1924), a surgeon in Glascow…
- Paradoxical embolism Passage of a clot (thrombus) from a vein to an artery. When clots in veins break off (embolize) , they travel…
- Uterine lining The inner layer of the uterus (womb); the cells that line the womb; anatomically termed the endometrium. This…
- Twenty-twenty Perfectly normal vision. From the ability to score 20/20 on the test of visual acuity with the eye chart…
- Periodontal The word 'periodontal' literally means 'around the tooth.' Periodontal diseases are bacterial infections that…
- Holmes, Oliver Wendell, Sr. (1809-1894). Celebrated American physician and professor of medicine (anatomy and physiology) at Harvard, and…