opaakkeja
Opaakkeja is a term used in certain contexts, often related to Finnish culture and design, to describe a translucent or semi-opaque material. It is distinct from fully transparent materials, which allow light to pass through clearly, and from opaque materials, which block light entirely. Opaakkeja materials permit some light to penetrate while also diffusing or obscuring the view of what lies beyond.
This characteristic makes opaakkeja materials useful in a variety of applications. In interior design, for instance,
The term itself is Finnish, with "opaakki" meaning opaque and the "ja" suffix often indicating a plural