przemiennym

Przemiennym is instrumental singular form of the Polish adjective przemienny. The base meaning of przemienny is changeable, variable, or alternating. In everyday language it describes things that can vary or switch between states, and in technical contexts it is used to denote quantities or signals that change periodically over time.

The term’s etymology traces to the verb przemieniać (to transform) and the noun przemiana (transformation), reflecting the notion of alteration or variation. As an adjective, przemienny modifies nouns in different cases and genders, with przemiennym serving as the instrumental singular form. Its related nouns include przemiana (transformation) and przemienność (variability, interchangeability).

In practical use, przemiennym appears in phrases describing electrical or signal properties. For example, in Polish one speaks of prąd przemienny (alternating current) and napięcie przemienne (alternating voltage). The instrumental form is used after prepositions, such as z prądem przemiennym (with alternating current) or urządzenie zasilane prądem przemiennym (a device powered by AC). It may also describe other contexts where a quantity or state varies, as in sygnał przemienny (an alternating signal) or parametry przemiennym charakterystyki (parameters of a changing characteristic).

See also: prąd przemienny, napięcie przemienne, sygnał przemienny, przemiana, przemienność.