Tallennusformaatin
Tallennusformaatin is a Finnish noun form, specifically the genitive singular of tallennusformaatti, which means recording or storage format. The base tallennusformaatti is a compound of tallennus (recording) and formaatti (format), a typical construction in Finnish for technical terms. The genitive suffix -in marks possession or a relation, so tallennusformaatin translates roughly to “of the recording format” or “the recording format’s.”
The term is commonly used in technical and documentation contexts to refer to the particular format used
In practice, tallennusformaatin usage follows general Finnish grammar for genitive constructions. The plural genitive would be