: an abnormally dilated or swollen blood or lymph vessel and especially a vein (as of the esophagus or stomach)
Sclerotherapy has become an accepted treatment for bleeding esophageal varices. The New England Journal of Medicine

Examples of varix in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Bleeding varices can cause vomiting, low blood pressure, dizziness, and loss of consciousness—and can be fatal. Heidi Moawad, Verywell Health, 17 Oct. 2024 Additionally, certain complications, such as varices or ascites, may require intervention with surgical procedures. Heidi Moawad, Verywell Health, 17 Oct. 2024

Word History

Etymology

Middle English, borrowed from Latin varic-, varix, probably derivative from the stem of varus "inflamed spot on the skin, pimple"; akin to Lithuanian vìras "tapeworm larva, pimple," Old High German werra "varicose vein," Old English wearr "callosity"

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of varix was in the 14th century

Cite this Entry

“Varix.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/varix. Accessed 25 Mar. 2025.

Medical Definition

: an abnormally dilated and lengthened vein, artery, or lymph vessel
especially : varicose vein

More from Merriam-Webster on varix

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