kiinteytyivät

Kiinteytyivät is a Finnish verb form that means “they solidified” or “they became fixed.” It is the third-person plural imperfect form of kiinteytyä, a verb describing a process in which something moves toward a more solid, stable state. The term can be used for physical changes in materials as well as for the stabilization of systems, structures, or arrangements.

In physical and technical contexts, kiinteytyminen refers to solidification or hardening, such as when a liquid cools and becomes a solid, when a metal or alloy sets, or when concrete cures. In geology, the term can describe processes that lead to rock consolidation or cementation. In more figurative uses, kiinteytyivät can describe rules, policies, organizations, or plans becoming more fixed, rigid, or difficult to change.

Usage notes: kiinteytyivät implies a completed or advancing process toward a solid state or firmer condition, with the exact meaning depending on context. The noun kiinteytyminen denotes the process itself, while kiinteä serves as the adjective meaning “fixed” or “solid.” Related terms include kiinteytyminen, kiinteä, kovettuminen, and jähmettyminen, which cover related meanings of hardening and stabilization.

In translation, kiinteytyivät is commonly rendered as “they solidified” or, in figurative uses, “they became fixed/settled.” The term appears across scientific, technical, and descriptive writing in Finnish.