momentum
🇺🇸
/məʊˈmentəm/
🇬🇧
/məˈmentəm/
the ability to keep growing or moving forward
The team's momentum helped them win the game.
the force that builds up when something is moving
The ball gained momentum as it rolled down the hill.
the amount of movement an object has, found by multiplying its mass and speed
The car's momentum made it hard to stop quickly.