Is it der, die or das Haber?

Why is it der Haber?

Haber ends in -er, and most nouns ending in -er are masculine: in a German dictionary, 86% of them take der.

Sense 1

der

[1] Cereal species, which has loosely spread out or to the side of the side

[1] Getreideart, die über locker ausgebreitete oder zur Seite ausgerichtete Rispen verfügt

[2] Fruit of the plant under [1]

[2] Frucht der Pflanze unter [1]

[1]
[1]

[2]
[2]

Dictionary entries include material from Wiktionary. Wiktionary