はんすうひっちゅうかい 半数必中界 LinksSentence search for 半数必中界Sentence search for はんすうひっちゅうかいKanji details for 半, 数, 必, 中 and 界Edit in JMdict Noun1. circular error probability (measure of missile accuracy); circular error probable; CEP Discussions Log in to talk about this word.