Happopohjaisten
Happopohjaisten is a Finnish term formed from the words happo (acid) and pohja (base, in a chemical sense) with the -inen adjective ending. In chemistry, if used, it would describe things that are acid-based or rely on acid-base interactions. The form happopohjaisten is an inflected form of the adjective, typically used to describe plural nouns and may occur in genitive or other cases, depending on the sentence.
The term is not widely established in standard Finnish chemistry nomenclature. More common Finnish expressions for
Linguistically, the construction reflects Finnish compounding practices: happo + pohja forms a compound adjective, and the suffix
In summary, happopohjaisten is an inflected Finnish term that would denote acid-base-related characteristics in a plural