"touchstone" in German touchstone Probierstein Prüfstein Lydit Detailed translations for "touchstone" touchstone 1. general touchstone der Probierstein{masculine} touchstone(also: acid test, litmus test) der Prüfstein{masculine} Pointing out a touchstone does not mean he's leading us to a balloon. Source: opensubtitles.org Corpus by OPUS Request review Einen geographischen Prüfstein darzustellen, bedeutet nicht, daß er uns zu seinem Ballon führt. 2. mining touchstone(also: lydite, radiolarian) der Lydit{masculine} English synonyms for "touchstone" touchstone {n} criterion measure standard