light dawned, the

light dawns (on one)

Something suddenly becomes clear, certain, or fully understandable to one. The light dawned when I remembered that my grandfather had been stationed in Japan many years ago. It wasn't until I was able to say it out loud that the light dawned on me about what really happened.
See also: dawn, light

light dawned, the

Understanding came at last, as in They couldn't figure out where they went wrong, but then the light dawned-they'd turned right instead of left . This expression transfers the beginning of dawn to human perception. [c. 1800]
See also: light