CIDE DICTIONARY
, n. Array
A lighted coal, smoldering amid ashes; -- used chiefly in the plural, to signify mingled coals and ashes; the smoldering remains of a fire. Dryden. [1913 Webster]
, a. Array
Ember days (R. C. & Eng. Ch.), days set apart for fasting and prayer in each of the four seasons of the year. The Council of Placentia [A. D. 1095] appointed for ember days the Wednesday, Friday, and Saturday after the first Sunday in Lent, Whitsuntide, the 14th of September, and the 13th of December. The weeks in which these days fall are called ember weeks.
THESAURUS
alluvion, alluvium, ash, brand, burning
ember, cinder, clinker, coal, deposition, deposits, diluvium, draff, dregs, dross, feces, firebrand, froth, grounds, lees, live coal, loess, moraine, offscum, precipitate, precipitation, scoria, scum, sediment, settlings, silt, sinter, slag, smut, soot, sublimate