It does not include abbreviations that are important historically but no longer in common usage, such as k. u. k. for Imperial and Royal and OKW for Oberkommando der Wehrmacht.
It is unsettled question in English style guides whether the word acronym can be used to also describe initialisms.
The primary reference is Langenscheidt with additional sources providing more current uses and an indication of their popularity.
German abbreviations are pronounced just like the full word or phrase when read aloud.
Included in this table are syllable words (German: Silbenkurzwörter), with the fragments used to create the clipping displayed in bold.