This is the 4258th most frequent Russian word.
авиационный
"Aviation" or "aerial," relating to aircraft or flight.
In this sentence, 'авиационный' describes a concert related to aviation, showcasing its use as an adjective to denote a relationship to flight or aviation.
Авиационный концерт стал главным событием выходных.
The aviation concert became the main event of the weekend.
Here, 'авиационного' modifies 'форума', indicating that the forum's theme or focus is on aviation topics.
Участники авиационного форума обсудили применение новых технологий.
Participants of the aviation forum discussed the application of new technologies.
In this case, 'авиационный' describes a specific engine, interpreting it as one related to aircraft or air travel.