Related Clues:

• 'Here's the answer at last!'
• Bingo alternative?
• "I finally get it!"
• Exclamation of knowledge
• Victorian battle orders to duke — so take care
• 'Now it makes sense!'
• Hear you stink with first letter from Archimedes
• Cry made with a raised index finger
• ''Of course!''
• 'Found you!'
• Suddenly get it from revelation
• Ronald Reagan's alma mater
• It may result from a discovery
• 'I see it now!'
• 'I've found it!' (Archimedes)