golden light; golden luster
Rare term describing a brilliant golden shine or glow, often used poetically or in literary contexts.
The setting sun shone with a golden luster on the sea.
Compound of 金 (きん, 'gold') and 光り (ひかり, 'light, shine'), with rendaku voicing of ひかり to びかり. The exact historical derivation is uncertain, but the word is rare and likely a poetic coinage.