This is the 143rd most frequent Bulgarian word.
събрание
Assembly; meeting.
In this instance, "събрание" is used to mean an assembly or formal gathering, often at an institution like a school.
На събранието в училище обсъдихме новите учебни програми.
At the assembly in school, we discussed the new curriculum programs.
In this sentence, "събрание" refers to an organized gathering or meeting held for discussion or decision-making purposes.
Днес ще присъствам на събрание в офиса.
Today, I will attend a meeting at the office.
Here, "събрание" conveys the idea of a collection or compilation of various items, in this case, legends.