1 文書を見つけるための辞書。

• d.c., dc, district of columbia
• ＤＣ, コロンビア特別区
• the district occupied entirely by the city of Washington; chosen by George Washington as the site of the capital of the United States and created out of land ceded by Maryland and Virginia
• ワシントンの町によって主に占められた地域