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(noun) The inedible parts of a grain-producing plant. Example: "To separate out the chaff, early cultures tossed baskets of grain into the air and let the wind blow away the lighter chaff."
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(noun) The inedible parts of a grain-producing plant. Example: "To separate out the chaff, early cultures tossed baskets of grain into the air and let the wind blow away the lighter chaff."