衍えん義ぎえんぎMeanings1nounelaboration; amplification; explicationRare, formal noun meaning the act of expanding on or explaining something in detail. Not in common everyday use.この論ろん文ぶんでは、その概がい念ねんの衍えん義ぎを試こころみた。In this paper, I attempted an elaboration of that concept.