This is the 17929th most frequent Russian word.
учении
"Учении" means "learning" or "studies."
Here, "учении" describes the act or process of acquiring knowledge or skills.
Он преуспел в учении благодаря постоянным усилиям.
He excelled in learning thanks to constant effort.
Here, "учении" refers to the process or activity of learning.
В учении главное — терпение и настойчивость.
In learning, the key is patience and persistence.
In this sentence, "учении" is used to denote methods or practices related to educating school students.