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dross 音标拼音: [dr'ɔs] n. 浮渣,碎屑,渣滓 浮渣,碎屑,渣滓 dross n 1: worthless or dangerous material that should be removed; " there were impurities in the water" [ synonym: { impurity}, { dross}] 2: the scum formed by oxidation at the surface of molten metals [ synonym: { slag}, { scoria}, { dross}] Dross \ Dross\ ( dr[ o^] s; 115), n. [ AS. dros, fr. dre[' o] san to fall. See { Dreary}.] 1. The scum or refuse matter which is thrown off, or falls from, metals in smelting the ore, or in the process of melting; recrement. [ 1913 Webster] 2. Rust of metals. [ R.] -- Addison. [ 1913 Webster] 3. Waste matter; any worthless matter separated from the better part; leavings; dregs; refuse. [ 1913 Webster] All world' s glory is but dross unclean. -- Spenser. [ 1913 Webster] At the devil' s booth are all things sold, Each ounce of dross coats its ounce of gold. -- Lowell. [ 1913 Webster] 44 Moby Thesaurus words for " dross": alluvion, alluvium, ash, ashes, brand, calx, carbon, charcoal, cinder, clinker, coal, coke, coom, deposition, deposits, diluvium, draff, dregs, ember, feces, froth, fume, grounds, lava, lees, loess, moraine, offscum, precipitate, precipitation, reek, scoria, scum, sediment, settlings, silt, sinter, slag, smoke, smudge, smut, soot, sublimate, sullage
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