agrostis Meaning, Definition & Usage
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noun annual or perennial grasses cosmopolitan in northern hemisphere: bent grass (so named from `bent' meaning an area of unfenced grassland)
genus Agrostis.
WordNet
A*gros"tis noun
Etymology
L., fr. Gr. .Definitions
A genus of grasses, including species called in common language bent grass. Some of them, as redtop ( Agrostis vulgaris ), are valuable pasture grasses.