正せい当とう化か

noun, noun or participle which takes 'suru', transitive verb

justification; warrant

Used for giving a reason or argument that makes an action, decision, or belief seem right or acceptable. Often implies a need to defend or legitimize something.

• 彼かれは自じ分ぶんの行こう動どうを正せい当とう化かしようとした。

  He tried to justify his actions.

• その政せい策さくの正せい当とう化かには十じゅう分ぶんな証しょう拠こが必ひつ要ようだ。

  Sufficient evidence is needed for the justification of that policy.