De or het eozoïcum?

The correct Dutch article is:

het eozoïcum

  • English: Eozoic
Rule Words ending in -um and -ium: usually het. See the rule
Meaning (Dutch) (geologie) geologisch tijdperk waarin de eerste meercellige levensvormen ontstonden

How to use eozoïcum

the Eozoichet eozoïcum
this Eozoicdit eozoïcum
that Eozoicdat eozoïcum
our Eozoicons eozoïcum
your Eozoicjouw eozoïcum
every Eozoicelk eozoïcum
which Eozoic?welk eozoïcum?
a big Eozoic / the big Eozoiceen groot eozoïcum, het grote eozoïcum

Dutch words ending in eozoïcum

paleozoïcum

In compound words, the last part decides the article. See the rule

Meaning, plural, diminutive, pronunciation and translations: WikiWoordenboek (Dutch Wiktionary) (CC BY-SA 4.0). Example sentences: Tatoeba (CC BY 2.0 FR).