oatgrass means any of various grasses resembling oats:; Arrhenatherum species. Lexicurio rates it Sui generis — a strength score of 91 out of 100.
Etymology
From oat + grass.
noun
- Any of various grasses resembling oats:; Arrhenatherum species
- Any of various grasses resembling oats:; Avenula species
- Any of various grasses resembling oats:; Danthonia californica, California oatgrass
- Any of various grasses resembling oats:; Trisetum species