noun
pickle weight; stone weight for pickles
A heavy stone placed on top of vegetables in a pickle press to aid fermentation and keep them submerged.
祖母は漬物石を使ってぬか漬けを作る。
My grandmother makes rice-bran pickles using a pickle weight.
Standard kanji spelling.
Variant spelling with okurigana け.
重石 is a general weight or stone used for pressing, not limited to pickling.
Compound of 漬物 (つけもの, 'pickles') and 石 (いし, 'stone').