説せつ述じゅつ

noun, noun or participle which takes 'suru'

explanation; exposition; explaining an idea

A formal or academic term for explaining or expounding an idea, often used in written or scholarly contexts. Can be used as a noun or with する.

• 彼かれの論ろん文ぶんは、その理り論ろんを明めい確かくに説せつ述じゅつしている。

  His paper clearly explains the theory.