This is the 12520th most frequent Russian word.
коллегии
The Russian word "коллегии" refers to "colleagues" (in the genitive or prepositional plural form) or "collegia" (historical governing bodies).
In this sentence, 'коллегии' is used to denote an official board or group of directors in a formal organizational context.
Сегодня состоится заседание коллегии директоров.
Today, the board of directors will meet.
Here, 'коллегии' refers to an assembly of experts or peers gathered to discuss or review scientific matters.
Он представил свою работу на научной коллегии.
He presented his work at the scientific council.
In this example, 'коллегии' is used to describe a council or group activity within a student organizational setting.