This is the 12034th most frequent Russian word.
знаковым
Significant; symbolic; landmark.
Here, 'знаковым' is used as an adjective to describe something symbolizing importance or having notable significance.
Этот проект стал знаковым в истории компании.
This project became significant in the company's history.
In this sentence, 'знаковое' modifies the noun to indicate something remarkable or meaningful.
Каждый человек хочет сделать что-то знаковое в своей жизни.
Every person wants to do something significant in their life.
Here, 'знаковое' is used adjectivally to denote an event of importance or memorability.