- any of various plants belonging to the genus Lysimachia, of the primrose family, having clusters of usually yellow flowers, as L. vulgaris (garden loosestrife) or L. quadrifolia (whorled loosestrife).
- any of several plants belonging to the genus Lythrum, of the loosestrife family.
Compare purple loosestrife.
Origin of loosestrife
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for loosestrife
The wild-flowers are willowherb, meadow-sweet, and loosestrife.Beauchamp's Career, Complete
The loosestrife shall bloom and the huckleberry-bird sing over your bones.Excursions and Poems
Henry David Thoreau
The pale gold of the loosestrife had faded, but the deeper yellow of the goldenrod had begun to take its place.Little Rivers
Henry van Dyke
And this is camal-buide (loosestrife) that will keep all bad things away.
There are, as in the case of the loosestrife, flowers having pistils and stamens of three lengths.A Civic Biology
George William Hunter
- any of various primulaceous plants of the genus Lysimachia, esp the yellow-flowered L. vulgaris (yellow loosestrife)See also moneywort
- purple loosestrife a purple-flowered lythraceous marsh plant, Lythrum salicaria
- any of several similar or related plants, such as the primulaceous plant Naumburgia thyrsiflora (tufted loosestrife)
C16: loose + strife, an erroneous translation of Latin lysimachia, as if from Greek lusimakhos ending strife, instead of from the name of the supposed discoverer, Lusimakhos