XX

XX

1. 羅馬數字 20

• xx、XVV、xvv

• 前：XIX. 後：XXI

源自X chromosome。

XX

1. (遺傳學) XY性別決定系統中擁有雌性染色體特徵的
   • 2001, Kenneth L. Becker (ed), Principles and Practice of Endocrinology and Metabolism (語言：英語), →ISBN，第 857 頁:

     An autosomal recessive gene causes gonadal dysgenesis in XX individuals, and several distinct entities have been identified.

     （請為本引文添加中文翻譯）

   • 2007, Fima Lifshitz (ed), Pediatric Endocrinology, Volume 2 (語言：英語), →ISBN，第 358 頁:

     If a Y chromosome is present in an XX-karyotyped individual, gonadal removal is necessary due to the risk of gonadoblastoma.

     （請為本引文添加中文翻譯）

   • 2009, Gerald N. Callahan, Between XX and XY: Intersexuality and the Myth of Two Sexes (語言：英語), →ISBN，第 30 頁:

     The group at John Hopkins^[sic], as well as many others, dropped the "true sex" policy (such as XX or XY) and adopted the "optimal gender" policy for assigning sex to sexually ambiguous children.

     （請為本引文添加中文翻譯）

2. (遺傳學) ZZ (“ZW性別決定系統中擁有雄性染色體特徵的”)之同義詞

• XY

• XX male syndrome

• ZZ, ZW

XX

1. (服裝) 加大碼的

• XL

源自日語 ××(ばつばつ) (batsubatsu)。

XX (mwomwo) (韓文 뭐뭐)

1. 某（隱藏名字）

   김XX 씨.

   Gim-mwomwo ssi.

   金某某先生

• OO