taru-adjective, adverb taking the 'to' particle
Literary taru-adjective describing something that shines or glows brightly, often used for eyes or light. Rare in modern Japanese; mostly found in classical or formal writing.
His eyes were shining brightly.
A radiant light pierced the darkness.
Literary kanji spelling; the character 炯 means 'bright' or 'shining'.
Variant kanji form of 炯然, using 烱 instead of 炯.
Composed of 炯 (bright, shining) and the suffix 然 (indicating a state). The exact historical derivation is uncertain; it is a classical Chinese-derived literary expression.