Archaic term for a key, especially in classical or historical contexts. Modern Japanese uses 鍵 (かぎ).
bamboo flute
Archaic term for a flute made of bamboo. In modern Japanese, 笛 (ふえ) or specific flute names are used.
The word 管鑰 appears in old documents, but nowadays we say 鍵.
管籥 is an old name for a flute made of bamboo.
Rare kanji spelling for 'key'; 鑰 is an uncommon character. The word itself is archaic.
Variant kanji spelling, also rare.
The historical derivation is uncertain; the kanji 管 (tube/pipe) and 鑰 (key) or 籥 (flute) are conventionally associated with the meanings 'key' and 'bamboo flute' respectively.