zweifachachsig
Zweifachachsig is a German term used to describe something that requires two signatures to be valid. The expression is not a standard entry in formal legal dictionaries and is more often found in draft texts, theoretical discussions, or informal usage. In practical terms, it emphasizes dual endorsement or dual authentication, for example when a document, decision, or process is considered legitimate only after two independent signatories have affixed their signatures.
Etymology and form notes: The word appears to be a compound built from zweifach (twofold or double)
Usage and context: In practice, one might encounter statements such as, “Dieses Dokument ist zweifachachsig und
Related concepts: In related fields, terms such as multisignature (multisignatur) in cryptography, dual authorization, or two-signature