taru-adjective, adverb taking the 'to' particle
with a clear ringing sound; clinkingly; shrilly
Describes a sharp, clear, metallic or stone-like ringing sound, often used in literary or classical contexts. Functions as a 〜たる adjective or 〜と adverb.
鐘の音が鏗然と響き渡った。
The sound of the bell rang out clearly and shrilly.
彼の声は鏗然たる響きを持っていた。
His voice had a clear, ringing quality.
凛然 describes a dignified, awe-inspiring atmosphere or attitude, while 鏗然 specifically refers to a sharp, clear sound.
轟然 describes a loud, roaring sound, whereas 鏗然 is a high-pitched, clear ringing sound.
The kanji 鏗 means 'clinking sound' and 然 is a suffix forming adjectives/adverbs. The reading こうぜん is the on'yomi. The exact historical derivation is uncertain, but the word is used in classical Chinese-influenced Japanese to describe clear ringing sounds.