Medical Dictionary
3 ENTRIES FOUND:

quack grass

noun

Definition of QUACK GRASS

:  a European grass of the genus Agropyron (A. repens) that is naturalized throughout North America and has roots and rhizome with diuretic properties—called also couch grass, quitch, twitch, witchgrass
April 01, 2015
diapause Hear it
a period of physiological dormancy
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