This is the 88th most frequent Russian word.
момент
"Moment" - a moment, instant, or point in time.
In this sentence, "момент" is used to denote a specific point in time.
В этот момент все замолчали.
At that moment, everyone fell silent.
In this example, "момент" is used metaphorically to mean an important aspect or point.
Это ключевой момент нашей стратегии.
This is a key aspect of our strategy.
Here, "момент" refers to an opportunity or chance.