This is the 6640th most frequent Russian word.
library
A place where books and other materials are stored for reading or borrowing.
This is a basic usage of 'библиотека' to denote a place where books are stored and can be borrowed or read.
Вчера я посетил библиотеку.
Yesterday, I visited the library.
Here, 'библиотека' is used to specify a particular library that someone prefers.
Моя любимая библиотека находится недалеко от дома.
My favorite library is located near my house.
In this metaphorical usage, 'библиотека' represents a collection of valuable information.