Also 7 balaustin, 8 -ian. [ad. Gr. βαλαύστιον (in same sense), or subst. use of an adj. formed from it.] The red rose-like flower of the wild pomegranate, which, when dried, is used in medicine as an astringent.
1671. Salmon, Syn. Med., III. lxxxii. 716. Decoction of Balaustins.
1728. Lewis, in Phil. Trans., XXXV. 490. Astringent Drugs, as Galls, Oak-Leaves and Balaustians.
1757. Walker, ibid., L. 121. A tincture of balaustine-flowers.
1839. in Hooper, Med. Dict.