syntetisistä
Syntetisistä is a Finnish word form that functions as the elative plural of the adjective syntetinen, meaning synthetic or man-made. In Finnish, adjectives agree with the noun they modify in number and case, so syntetinen becomes syntetisistä when describing a plural noun in the elative case. The elative case is commonly used to indicate origin or source, often translated as “from” or “of.”
In practical use, syntetisistä appears most often in technical or descriptive texts. For example, syntetisistä materiaaleista
Relation to other forms is straightforward: syntetinen is the base adjective meaning synthetic; other inflected forms
Etymology traces syntetinen and syntetisistä to the international vocabulary for chemistry and materials science, rooted in
See also: syntetisoida (to synthesize), syntetisoitu (synthesized), synteettinen (alternate common spelling in some contexts).