結晶けっしょう Common Noun Irregular Intransitive English jmdict 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb crystal;crystallization;crystallisation 彼は海水から塩を結晶させて取り出した。 He crystallized salt from seawater. 2 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb fruits (of labor, union, etc.) See also: 愛の結晶 (あいのけっしょう) あのかわいい赤ちゃんは彼らの愛の結晶です。 That cute baby is the fruit of their love.