säröjen

Säröjen is the Finnish genitive plural form of särö, a noun meaning crack, fracture, flaw, or fissure. In Finnish-language geology and engineering terminology, säröjen denotes multiple cracks or fissures, whether natural or artificial, and the phrase is often used to discuss the collective set of such features.

In geology, säröjen refer to joints, faults, or cleavage planes formed by stress, cooling, or tectonic movement. Their orientation, spacing, and connectivity influence rock strength, weathering patterns, fluid flow, and the stability of rock masses. In field reporting and mapping, scientists describe säröjen by properties such as strike, dip, aperture, and extent, and may classify them as joints, faults, or shear zones.

In civil engineering and materials science, the term can describe flaws in manufactured materials or construction components, where the arrangement and severity of such defects affect durability and performance. Metaphorically, säröjen can denote flaws in plans, arguments, or systems.

The term appears mainly in Finnish texts; in other languages, equivalent concepts depend on context and may include crack, fracture, fault, joint, or flaw.