This is the 8983rd most frequent Polish word.
solaris
"Solaris" in Polish refers to a fictional term popularized by Stanisław Lem's novel, describing a sentient planet.
The word 'Solaris' is used as a proper noun, a title referring to a specific literary work.
Solaris to tytuł znanej powieści Stanisława Lema.
Solaris is the title of a famous novel by Stanisław Lem.
Here, 'Solaris' is used as a proper noun indicating the name of a company specialized in manufacturing buses.
Firma Solaris produkuje nowoczesne autobusy miejskie.
The company Solaris manufactures modern city buses.
In this sentence, 'Solaris' refers to the name of a particular computer operating system.