'Meadowsweet' definitions:

Definition of 'Meadowsweet'

From: GCIDE

Meadowsweet \Mead"ow*sweet`\, Meadowwort \Mead"ow*wort`\, n. (Bot.) The name of several plants of the genus Spiraea, especially the white- or pink-flowered Spiraea salicifolia, a low European and American shrub, and the herbaceous {Spiraea Ulmaria}, which has fragrant white flowers in compound cymes. [1913 Webster]