This is the 7858th most frequent Polish word.
mieroszyno
"Mieroszyno" is a village name in Poland.
In this sentence, 'mieroszyno' is used as a proper noun referring to a geographical location: a village.
Mieroszyno to urocza wieś nad polskim wybrzeżem.
Mieroszyno is a charming village by the Polish coast.
Here, 'mieroszyno' appears as the name of the place visited during the trip.
Podczas naszej wycieczki odwiedziliśmy Mieroszyno.
During our trip, we visited Mieroszyno.
This usage describes Mieroszyno as an entity known for its cultural attributes.