collateral vein

noun

A venous structure that is not located in its normal position next to an artery, but is instead tortuous, and connects to a main blood vessel and remains unused until needed.

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Meanings

nouncollateral vein (plural collateral veins)

plural collateral veins

  1. anatomyA venous structure that is not located in its normal position next to an artery, but is instead tortuous, and connects to a main blood vessel and remains unused until needed.
Cite this entry
APA

collateral vein. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/collateral%20vein

MLA

“collateral vein.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/collateral%20vein. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “collateral vein,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/collateral%20vein.

Source: collateral vein on Wiktionary, CC BY-SA 4.0.