also: かくやく
taru-adjective, adverb taking the 'to' particle
Archaic literary word describing something shining brilliantly or radiantly. Used as a たる adjective or adverbially with と, often in classical or highly formal contexts.
赫奕たる朝日が山の端から昇った。
The brilliant morning sun rose from the mountain ridge.
彼の功績は赫奕として歴史に刻まれている。
His achievements are etched in history with brilliance.
The exact derivation is uncertain; the kanji 赫 (bright, red) and 奕 (large, beautiful) combine to suggest radiant brilliance. The word is a classical Chinese-derived compound used in literary Japanese.