Definition of

Mega-

Mega-

A prefix meaning one million (1,000,000 or 106)

Examples:
• a megameter is a million meters (1,000 kilometers, about the distance from London to Berlin)
• a megaliter is a million liters
• a megabyte is a million bytes

Symbol is M

Example: 12 Mm = 12 megameters = 12 million meters (12,000,000 m)

Mega-