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).
Prostaglandin E2
One of the prostaglandins, a group of hormone-like substances that participate in a wide range of body functions such as the contraction and relaxation of smooth muscle, the dilation and constriction of blood vessels, control of blood…
Read the definitionRandom terms
Show more- Newborn test, Brazelton A widely used test of the newborn baby as to their neurologic status and developmental progress. The…
- Physicians' Desk Reference A thick volume that provides a guide to all prescription drugs available in the United States. Although not…
- OPV Oral polio vaccine. See Polio vaccine, oral
- Nummular eczema Coin-shaped patches of irritated skin-most common on the arms, back, buttocks, and lower legs that may be…
- Erb paralysis See: Erb palsy
- Antiemetics El ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%' bgColor=#ffffff>Our Antiemetics Main…
- Bronchopulmonary segments A subdivision of one lobe of a lung based on the connection to the segmental bronchus. For example, the right…
- Spondylosis Degeneration of the disc spaces between the vertebrae. This finding in the spine is commonly associated with…
- Catheter, indwelling bladder A flexible plastic tube (a catheter) inserted into the bladder that remains ('dwells') there to provide…
- UL 1. Upper lid (of the eye). 2. Upper limit. No evidence was found for chronic excess intakes of potassium in…
- Proliferative Growing and increasing in number rapidly. For example, the lymphoproliferative disorders are diseases in…
- Hibernation reaction See: SAD