This is the 6992nd most frequent Russian word.
ассоциация
"Association" – a connection, organization, or mental linkage between concepts or entities.
In this sentence, 'ассоциация' is used to denote a formal group or organization formed by students for a specific purpose.
Ассоциация студентов университета организовала культурный вечер.
The university students' association organized a cultural evening.
Here, 'ассоциации' is used to express mental connections or ideas triggered by a stimulus.
Слово «лето» вызывает у меня ассоциации с морем и солнцем.
The word 'summer' evokes associations of the sea and the sun for me.
In this context, 'ассоциация' refers to a professional body or group formed to oversee or develop guidelines within a field.