common gender
Noun
Meaning
(linguistics) A grammatical gender in some languages, formed by the historical merging of masculine and feminine genders.
(grammar) In some languages (e.g. Latin, Lithuanian), a gender applied to a noun that can be either masculine or feminine.
Source: en.wiktionary.orgExamples
Indefinite nouns take the articles en (common gender) or et (neuter).
While the majority of Danish nouns (ca. 75%) have the common gender, and neuter is often used for inanimate objects, the genders of nouns are not generally predictable and must in most cases be memorized.