精錬 せいれん Also written 製錬, 精煉 Meanings Noun, する verb, Transitive refining; refinement; smelting training See also: 精練 (せいれん). Kanji 精 spirit. Read as セイ. 錬 temper. Read as レン. Words containing 精錬 精錬所 (せいれんしょ) refinery Jinuma: Japanese Dictionary · Word lists