die Dunkelziffer
Translation
dark figure, number of unreported cases
Examples
Die Dunkelziffer bei Diebstählen ist hoch.
The number of unreported cases of theft is high.
Grammar Patterns
the dark figure for sth. The dark figure for this crime is unknown.
Similar Words
Synonyms: Grauziffer
Etymology
A compound of 'dunkel' (dark) and 'Ziffer' (figure, number). Literally a 'dark figure'.
Memory Tips
Imagine a number that is 'in the dark' because it's unrecorded or unreported.