Black-frost
intense cold without hoarfrost, causing vegetation to turn black.
Compare frost (def 2).
noun
a frost without snow or rime that is severe enough to blacken vegetation
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the crew working in a stokehold of a ship.
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See under gram2 . (in the East Indies) the chickpea used as a food for people and cattle. any of several other beans, as the mung bean, Vigna radiata (green gram or golden gram) or the urd, V. mungo (black gram) a plant, Vigna mungo, of the legume family, widely cultivated in tropical Asia for […]