† nigrefactionn.

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin nigr- , niger , -faction comb. form.

Etymology: < classical Latin nigr-, niger black (see niger n.¹) + -faction comb. form. Compare post-classical Latin nigrefactus (past participle) blackened (c380), and nigrification n.

Obsolete. rare. Apparently only attested in dictionaries or glossaries.

= nigrification n.

ΘΚΠ

the world > matter > colour > named colours > black or blackness > making or becoming black > [noun] > making black

blacking?a1425

blackeningc1475

nigrefaction1658

nigrification1755

1658 E. Phillips New World Eng. Words Nigrefaction, a making black.

This entry has been updated (OED Third Edition, September 2003; most recently modified version published online June 2021).

单词	nigrefaction
释义	† nigrefactionn. Origin: A borrowing from Latin, combined with an English element. Etymons: Latin nigr- , niger , -faction comb. form. Etymology: < classical Latin nigr-, niger black (see niger n.¹) + -faction comb. form. Compare post-classical Latin nigrefactus (past participle) blackened (c380), and nigrification n. Obsolete. rare. Apparently only attested in dictionaries or glossaries. = nigrification n. ΘΚΠ the world > matter > colour > named colours > black or blackness > making or becoming black > [noun] > making black blacking?a1425 blackeningc1475 nigrefaction1658 nigrification1755 1658 E. Phillips New World Eng. Words Nigrefaction, a making black. This entry has been updated (OED Third Edition, September 2003; most recently modified version published online June 2021). < n.1658
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