略語大辞典 [C] 6 OSI open system interconnection (データ通信の)解放型システム間相互接続. 国際標準機構(ISO)の規格.open system interconnection; a standardmodel for the data communication between different types of computers which is composed of seven layers; by ISO(International Organization for Standardization) and CCITT; ref. 丸善「略語大辞典」JLogosID : 11881810