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Browse the Medical Dictionary:: A; B; C; D; E; F; G; H; I; J; K; L; M; N; O; P; Q; R; S; T; U; V; W; X; Y; Z; #

blue flag

Main Entry:: blue flag
Pronunciation:: \-ˈflag\
Function:: noun

1 : either of two common blue-flowered irises (Iris versicolor and I. virginica) of the eastern and central United States with rhizomes formerly used medicinally as a cathartic and emetic 2 : the dried rhizome of a blue flag—called also blue flag root

Learn more about "blue flag" and related topics at Britannica.com

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