Related Clues:

• Mass slaughter mainly gains nought
• Portable drive capacity prefix
• 2.2 lbs., roughly
• Prefix meaning "million"
• Mega- times mega-
• Prefix denoting a factor of one million
• 1,000,000 x mega-
• Metric mass, in brief
• Ultra big
• Prefix between giga- and peta-
• Phonetic alphabet “K”
• Prefix smaller than giga-
• Über relative
• Huge, slangily
• Colossal, informally