Why is it das Volum?

Volum ends in -um, and most nouns ending in -um are neuter: in a German dictionary, 82% of them take das.

All nouns ending in -um
Sense 1
das

Meaning

[1] Octed, subject -language in compositions: volume

[1] veraltet, fachsprachlich noch in Zusammensetzungen: Volumen

Examples

[1]

[1]

Declension

1 Singular Plural
Nominativ das Volum die Volume
Genitiv des Volums der Volume
Dativ dem Volum den Volumen
Akkusativ das Volum die Volume

Pronunciation

Dictionary entries include material from Wiktionary. Wiktionary