Related Clues:

• 'Eureka!'
• 'Clear as day'
• 'I understand!'
• Puzzle solver's exclamation
• 'Gotcha'
• 'Got you'
• 'That's it!'
• Cry of success
• 'Mm-hmm!'
• Understood
• 'So that's it!'
• 'Things are becoming clear'
• Comment made with a nod
• 'Oh, I see'
• Psychiatrist's reply