noun, noun or participle which takes 'suru'
sudden enlightenment; seeing the light in a flash
A yojijukugo describing a moment of sudden realization or awakening, often used in literary or philosophical contexts. The cross-referenced form 豁然大悟 is a variant with the same meaning.
See also: 豁然大悟
彼はその言葉で翻然大悟した。
He suddenly saw the light with those words.
長年の疑問が解け、翻然大悟の思いだった。
After years of doubt, it felt like a sudden enlightenment.