Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A bract, usually one of two, at the base of a grass spikelet.
  • noun A bract in a sedge spikelet, usually subtending a floret.

from The Century Dictionary.

  • noun A chaffy bract or bractlet characterizing the inflorescence of grasses, sedges, and other Glumaceæ.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Bot.) The bracteal covering of the flowers or seeds of grain and grasses; esp., an outer husk or bract of a spikelet.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

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

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun small dry membranous bract found in inflorescences of Gramineae and Cyperaceae

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Latin glūma, husk; see gleubh- in Indo-European roots.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

The term comes from the Latin gluma, meaning "husk of grain". It can also be seen in the French verb, glubere meaning "to peel".

Examples

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