Mega-

The prefix 'mega-' signifies 'large,' 'great,' or 'very large' and typically denotes a factor of one million (10⁶). It can also imply something of significant size, scope, or impact, extending beyond the ordinary or expected scale. This prefix often describes quantities, sizes, or intensities that are considerably greater than the standard or typical measure. It highlights an amplification or augmentation, drawing attention to the magnitude of the modified word's core meaning. The use of 'mega-' often evokes a sense of abundance, power, or exceptionalism.

Mega- meaning with examples

• A 'megacity,' like Tokyo, has a population exceeding ten million people, vastly surpassing the size of most urban centers. This immense population creates unique challenges and opportunities. The sheer density of people and infrastructure necessitates specialized planning and management to maintain functionality.
• A 'megabyte' represents a unit of digital information consisting of one million bytes, a measure that became important with computer hard-drive sizes that increased exponentially to meet the expanding storage requirements.
• A 'megaton' is a unit of explosive energy equivalent to one million tons of TNT. This measure is typically used to quantify the power of nuclear weapons, illustrating their devastating potential.
• A 'megastar,' such as a highly successful pop singer, is a celebrity of immense popularity and influence. They enjoy huge fame and appeal across audiences worldwide, commanding considerable attention from the media and the public.