collateral circulation

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|anatomy}} The circulation of [[blood]] through a network of [[vessel]]s that is developed through [[enlargement]] of secondary vessels and use of existing [[anastomosis|anastomoses]] between adjacent vessels when a major [[vein]] or [[artery]] is functionally impaired, as by [[obstruction]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.