This is the 10901st most frequent Polish word.
ekspertami
"Ekspertami" means "experts" (instrumental plural form) in English.
In this sentence, "ekspertami" specifies the attendees who contributed with their expertise during an event.
Spotkanie z ekspertami było bardzo pouczające i interesujące.
The meeting with experts was very informative and interesting.
The word "ekspertami" is used in plural instrumental form, referring to experts (people with knowledge or skills in a particular field) in a context of communication.
Rozmawialiśmy z ekspertami na temat nowych technologii.
We talked with experts about new technologies.
Here, "ekspertami" indicates the persons responsible for the preparation of the project, emphasizing their expertise in a specified field.