noun
Chinese chestnut
Refers to the tree Castanea mollissima or its nut. In everyday contexts, the katakana name is standard.
シナグリは甘みが強くておいしい。
Chinese chestnuts are sweet and delicious.
この公園にはシナグリの木が植えられている。
Chinese chestnut trees are planted in this park.
From 支那 (Shina, an old name for China) + 栗 (kuri, chestnut). The kanji 支那 is now generally avoided, and the word is normally written in katakana.