kaksivaiheista
Kaksivaiheista is an inflected Finnish form meaning two-phase or two-stage, used to describe something that occurs or is completed in two distinct phases. In Finnish grammar, kaksivaiheinen is an adjective and kaksivaiista is the partitive singular form used when the noun it modifies is in the partitive case. Thus kaksivaiheista serves as the partitive form of the adjective.
The term appears across technical and descriptive texts to indicate a two-step character of a process, system,
Usage notes show that kaksivaiheista explains qualitative structure rather than quantity. It is common in scientific,
Etymology derives from kaksi (two) and vaihe (phase/stage), joined by the suffix -nen to form kaksivaiheinen (two-phase),