炉心

Reading

Kana: ろしん

Romaji: roshin

Definition

noun

1

nuclear reactor core

Kanji

炉

Readings: ロ、 いろり

Meanings: hearth, furnace, kiln, reactor

心

Readings: シン、 こころ、 -ごころ

Meanings: heart, mind, spirit, heart radical (no. 61)