sennegrass
noun
sen·ne·grass
\ˈsenə+ˌ-\
variants: less commonly
saennegrass
\ˈsenə+ˌ-\Definition of sennegrass
: a widely distributed sedge (Carex vesicaria) with grasslike leaves that is used by arctic and antarctic explorers as insulating material
From the M-W Editors
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Origin and Etymology of sennegrass
partial translation of Norwegian sennegress
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