(にじゅう)

にじゅう
noun, no-adjective
double; twofold; dual
See also: 二十(にじゅう) (twenty)
1. double; twofold; dual; two layers
Having two layers, levels, or aspects. Describes something that is doubled or exists in two overlapping forms.
二重(にじゅう)意味(いみ)がある。
It has a double meaning.
書類(しょるい)二重(にじゅう)登録(とうろく)されていた。
The document was registered twice (in duplicate).
セキュリティを二重(にじゅう)にすることで、不正(ふせい)アクセスを(ふせ)ぐ。
By making security two-layered, unauthorized access is prevented.

二重(にじゅう) describes something that is doubled, two-layered, or exists in two overlapping forms. Used as a prefix or with の as a modifier.

READING NOTE:
Distinct from 二重(ふたえ) (read ふたえ), which specifically refers to double eyelids (二重(ふたえ)まぶた). The reading にじゅう is used for most compound and abstract uses.

COMMON COMPOUNDS:

  • 二重(にじゅう)人格(じんかく): split personality
  • 二重(にじゅう)生活(せいかつ): double life
  • 二重(にじゅう)構造(こうぞう): dual structure
  • 二重(にじゅう)国籍(こくせき): dual nationality
  • 二重(にじゅう)基準(きじゅん): double standard

PATTERNS:

  • 二重(にじゅう)にする: to double, to make two-layered
  • 二重(にじゅう)になる: to become doubled
  • 二重(にじゅう)意味(いみ): a double meaning