läbipaistvaim
läbipaistvaim is the superlative form of the Estonian adjective läbipaistev, meaning transparent. Therefore, läbipaistvaim refers to the most transparent. This term is used to describe an object or substance that allows the greatest amount of light to pass through it, making it possible to see objects on the other side with the least distortion.
In practical terms, läbipaistvaim would be applied to materials like exceptionally pure glass, certain types of