彩さい飾しょく

noun, noun or participle which takes 'suru'

illumination; ornamentation; decorative coloring

Refers to the decorative embellishment of manuscripts, books, or artworks with colors, gold, or designs. Often used in historical or artistic contexts.

• 中ちゅう世せいの写しゃ本ほんには美うつくしい彩さい飾しょくが施ほどこされている。

  Medieval manuscripts are adorned with beautiful illumination.

• 彼かれは聖せい書しょのページを彩さい飾しょくする技ぎ術じゅつを学まなんだ。

  He learned the technique of illuminating Bible pages.