This scientific meaning refers to the SI prefix mega-, represented by the symbol M.
Mega- represents a factor of one million.
A megawatt equals one million watts.
This informal meaning emphasizes exceptional size, scale, intensity, or importance.
The city approved a mega construction project.
They held a mega celebration after the victory.
This informal use describes people, products, or events that achieve extraordinary fame, success, or influence.
The song became a mega hit.
She developed into a mega star.
