This is the 1156th most frequent Russian word.
автор
Author.
In this sentence, 'автор' is used to denote the person who wrote or created a book.
Он автор книги о путешествиях.
He is the author of a book about travels.
Here, 'автор' refers to the originator or creator of an idea or concept.
Автор идеи решил не разглашать своё имя.
The author of the idea decided not to reveal their name.
In this example, 'автор' is used to describe someone's profession or occupation related to creating written works.