Wiktionary

sightening

English edit

Etymology 1 edit

From sighten +‎ -ing.

Verb edit

sightening

  1. present participle and gerund of sighten

Etymology 2 edit

From sighten +‎ -ing.

Noun edit

sightening (plural sightenings)

  1. A colour used temporarily to enable a calico-printer to judge the pattern.
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