Related Clues:

• Narc's discovery, maybe
• Metric mass
• Watts intro
• Start for bucks or deal
• More than mega
• Jumbo
• Big start?
• Prefix with byte or hertz
• Thousand : kilo :: trillion : ___
• 1000 grams
• Humongous prefix
• Prefix for ''watt'' or ''byte''
• Prefix with ''phone''
• Prefix meaning ''billion''
• Kilo- times 1,000