Why is it das Zitroneneis?

Zitroneneis is a compound noun, and German compounds take the article of their last word: das Eis. So it’s das Zitroneneis.

Sense 1
das

Meaning

[1] Ice cream with lemon taste

[1] Speiseeis mit Zitronengeschmack

Examples

[1] I would like a lemon ice

[1] Ich hätte gern ein Zitroneneis.

Declension

1 Singular Plural
Nominativ das Zitroneneis —
Genitiv des Zitroneneises —
Dativ dem Zitroneneis —
Akkusativ das Zitroneneis —

Pronunciation

Dictionary entries include material from Wiktionary. Wiktionary