Why is it der Bauboom?

Bauboom is a compound noun, and German compounds take the article of their last word: der Boom. So it’s der Bauboom.

Sense 1
der

Meaning

[1] phase of increased construction activity

[1] Phase verstärkter Bautätigkeit

Examples

[1] "Whether Germany is currently experiencing a construction boom, he asked me" "

[1] „Ob Deutschland gerade einen Bauboom erlebe, fragte er mich.“

Declension

1 Singular Plural
Nominativ der Bauboom die Baubooms
Genitiv des Baubooms der Baubooms
Dativ dem Bauboom den Baubooms
Akkusativ den Bauboom die Baubooms

Pronunciation

Dictionary entries include material from Wiktionary. Wiktionary