非ひ可か逆ぎゃく圧あっ縮しゅくひかぎゃくあっしゅくMeanings1nounlossy compressioncomputing›Computing term for data compression where some information is lost, as opposed to lossless compression.JPEGは非可逆圧縮じぇいぺぐはひかぎゃくあっの代表的しゅくのだいひょうてきな画