This is the 647th most frequent Russian word.
организаций
The word "организаций" in English means "of organizations" (genitive plural of "organization").
The word 'организаций' is in the genitive plural form, used here to indicate possession or association, meaning 'of organizations'.
Вчера я посетил семинар для некоммерческих организаций.
Yesterday I attended a seminar for non-profit organizations.
The word 'организаций' is in the genitive plural form, used after the preposition 'между' in expression 'between organizations'.
Они работают для улучшения взаимодействия между бизнес-организациями.
They work to improve interaction between business organizations.
The word 'организаций' is in the genitive plural form, used with the comparative 'больше' to indicate an increase in quantity.