adjectiveadverb

zweifach

dual · double · twofold

Definition & meaning

The German word zweifach describes something that occurs, is done, or exists in two parts or layers. It can be translated into English as "twofold," "double," or "dual."

There are two primary ways the word is used:

Multiplication or repetition: It indicates that something is twice as much, twice as large, or repeated twice. For example, a "zweifache Vergrößerung" means a "double magnification."
Composition: It describes an object or a concept that consists of two distinct parts or components. For instance, a "zweifaches Klebeband" refers to "double-sided tape."

Grammar & Word origin

Grammar:

zweifach is an adjective that can also function as an adverb.
It is indeclinable in most predicative uses, but it takes standard adjective endings when used attributively (e.g., eine zweifache Steigerung).

Word origin:

The word is a compound derived from the German number zwei (two) and the suffix -fach (fold). The suffix -fach is used to create adjectives describing the multiplication or structure of a quantity.