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单词 dealbation
释义

dealbationn.

/diːalˈbeɪʃən/
Etymology: < Latin dealbātiōnem, noun of action < dealbāre (see dealbate v.); compare French déalbation (Littré).
a. The action of whitening; blanching, bleaching.
ΘΚΠ
the world > matter > colour > named colours > white or whiteness > whitening > [noun] > bleaching
whiting?a1425
bleaching1552
dealbation1608
overbleaching1921
1608 E. Topsell Hist. Serpents 75 The dealbation of the hayre.
a1635 T. Randolph Muses Looking-glasse iv. i. 65 in Poems (1638) Shee..hath forgot to whiten The naturall rednesse of my nose, she knowes not What 'tis wants dealbation!
1678 R. Russel tr. Jabir ibn Haiyan Wks. Geber ii. i. ii. x. 59 Therefor they cannot whiten [lead] with good Dealbation.
1882 New Sydenham Soc. Lexicon Dealbation, the art of making white the skin and teeth; also of whitening bones for the purposes of anatomy.
b. The ‘blanching’, or reduction to its assay value, of silver coin containing alloy.
ΚΠ
1888 W. Rye Records & Record-searching 29 The dealbation is always specially mentioned, and the only mention of blanched silver is in the statement of the farm [etc.].
This entry has not yet been fully updated (first published 1894; most recently modified version published online September 2018).
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n.1608
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