明めい晰せき判はん明めい

noun

clear and distinct; lucid

Primarily a philosophical term, especially in Cartesianism, referring to perceptions or ideas that are both clear and distinct. Also used more generally for having a clear, unclouded mind.

• デカルトは明めい晰せき判はん明めいな認にん識しきを真しん理りの基き準じゅんとした。

  Descartes regarded clear and distinct perception as the criterion of truth.

• 一ひと晩ばん寝ねたら頭あたまが明めい晰せき判はん明めいになった。

  After a night's sleep, my mind became clear and lucid.