collateral vessel

noun

A small blood vessel that connects to a main blood vessel and provides an alternate route of perfusion, and not used by the circulatory system until needed.

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Meanings

nouncollateral vessel (plural collateral vessels)

plural collateral vessels

  1. anatomyA small blood vessel that connects to a main blood vessel and provides an alternate route of perfusion, and not used by the circulatory system until needed.
Cite this entry
APA

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

MLA

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

Chicago

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

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