略語大辞典 [C] 21 SIG special interest group (パソコン通信などの)仲間. 共通テーマ グループ. パソコン通信での電子会議.special interest group; a subgroup of a party; e.g. of DECUS(Digital Equipment Corporation user's society); a user's group of computers; e.g. an electronic meeting on a computer network; ref. CUG(closed user gro 丸善「略語大辞典」JLogosID : 11859551