This is the 14887th most frequent Russian word.
погружение
Immersion.
Here 'погружение' is used metaphorically to represent immersion into an activity or process, such as learning.
Она полностью погрузилась в изучение нового языка.
She fully immersed herself in learning a new language.
Here 'погружение' is used to describe physically diving into a body of water, such as the ocean.
Его первое погружение в этот океан стало настоящим испытанием.
His first dive into this ocean was a real challenge.
Here 'погружение' is used to describe the concept of engaging deeply with virtual reality.