This is the 14445th most frequent Russian word.
официальная
Official.
The word 'официальная' is used as an adjective describing 'встреча' (meeting), emphasizing its formal and recognized status in the context of diplomacy.
Это официальная встреча представителей стран.
This is an official meeting of country representatives.
Here, 'официальная' qualifies 'одежду' (clothing), indicating attire appropriate for a professional or formal setting.
Она носит только официальную одежду на работе.
She only wears official clothing at work.
In this case, 'официальное' modifies 'заявление' (statement), referring to a recognized and formal announcement, such as one given in public or official capacity.