This is the 3583rd most frequent Catalan word.
pspv
"PSPV" refers to the "Partit Socialista del País Valencià" (Socialist Party of the Valencian Country), the Valencian branch of Spain's Spanish Socialist Workers' Party (PSOE).
In this sentence, 'PSPV' refers to a specific political party, the Partit Socialista del País Valencià.
El PSPV és una organització política important a València.
The PSPV is an important political organization in Valencia.
Here, 'PSPV' is again mentioned referring to the same political entity, contextualizing it as an active actor in events.
Vaig assistir a un debat presentat pel PSPV.
I attended a debate presented by the PSPV.
'PSPV' is used to describe the organization to which the mentioned members belong.