This is the 873rd most frequent Polish word.
isw
The term "isw" does not have a meaning in Polish; it may be a typo or abbreviation.
Here 'isw' is used as an abbreviation, typically found in technical or domain-specific texts.
Słowo 'isw' jest skrótem technicznym.
The word 'isw' is a technical abbreviation.
In this case, 'ISW' likely refers to a specific project or named concept, probably an acronym.
Projekt ISW został sfinalizowany.
The ISW project has been finalized.
Here 'ISW' represents a term or concept in a specific disciplinary discussion, such as economics.