中ちゅう部ぶ標ひょう準じゅん時じMeanings1nounCentral Standard Time; CSTTime zone term; used in contexts such as scheduling, broadcasting, or international communication.中ちゅう部ぶ標ひょう準じゅん時じは日本にほん時じ間かんより15時じ間かん遅おくれています。Central Standard Time is 15 hours behind Japan Standard Time.