conch; trumpet shell
Refers to large marine snails of the family Ranellidae, especially Charonia tritonis, whose shells are used as horns.
I found a large conch shell on the beach.
When I blew the conch shell, a low sound echoed.
Common mixed kanji-kana spelling.
Full kanji spelling; less common but still seen.
Mixed katakana-kanji spelling.
Full katakana spelling, often used in biological contexts.
Rare kanji spelling using outdated characters.
Rare kanji spelling using outdated characters.
The word ほら (hora) is of uncertain origin, possibly onomatopoeic from the sound of the shell horn. 貝 (kai/gai) means 'shell'.