noun
stone cell; sclereid
Botanical term for a type of thick-walled, lignified plant cell that provides structural support; commonly found in fruits like pears.
梨の果肉に含まれる石細胞が、あのシャリシャリした食感を作り出している。
The stone cells in pear flesh create that gritty texture.
Compound of 石 (stone) + 細胞 (cell), a calque of the English term 'stone cell'.