Cause for an aha
I believe the answer is:
idea
(Other definitions for idea that I've seen before include "Mental impression" , "Thought; concept" , "Light bulb above head" , "Notion, image" , "Clue" .)
I believe the answer is:
idea
(Other definitions for idea that I've seen before include "Mental impression" , "Thought; concept" , "Light bulb above head" , "Notion, image" , "Clue" .)