This is the 3203rd most frequent Polish word.
seria
Series.
In this sentence, 'seria' is used to refer to a set or season of episodes within a TV series.
Oglądam nową serię mojego ulubionego serialu.
I am watching the new season of my favorite TV series.
Here, 'seria' denotes a sequence or collection of related items, specifically paintings by one artist.
Na wystawie widzieliśmy serię obrazów jednego artysty.
At the exhibition, we saw a series of paintings by one artist.
In this instance, 'seria' refers to a repeated or grouped sequence of tests conducted within the experiment.