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Webster 1828 Edition

Noun.

[L. gluma, from glubo, to bark or peel.]

In botany, the calyx or corol of corn and grasses, formed of valves embracing the seed, often terminated by the arista or beard; the husk or chaff.

glume ‎(plural glumes)

(botany) a basal, membranous, outer sterile husk or bract in the flowers of grasses (Poaceae) and sedges (Cyperaceae)

glume f