dross

[ draws, dros ]
/ drɔs, drɒs /

noun

waste matter; refuse.
Metallurgy. a waste product taken off molten metal during smelting, essentially metallic in character.
British. coal of little value.

Origin of dross

before 1050; Middle English dros(se), Old English drōs; cognate with Middle Dutch droes dregs; compare Middle English drōsen, Old English drōsna; cognate with Middle High German truosen husks
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for dross

British Dictionary definitions for dross

dross

/ (drɒs) /

noun

the scum formed, usually by oxidation, on the surfaces of molten metals
worthless matter; waste
Derived Formsdrossy, adjectivedrossiness, noun

Word Origin for dross

Old English drōs dregs; related to Old High German truosana
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for dross

dross


n.

"dirt, dregs," Old English dros "the scum thrown off from metals in smelting," from Proto-Germanic *drohs- (cf. Middle Dutch droes, Dutch droesem, Middle Low German dros, Old High German truosana, German Drusen "dregs, husks"), from PIE dher- (1) "to make muddy." Meaning "refuse, rubbish" is mid-15c.

Online Etymology Dictionary, © 2010 Douglas Harper