十じっ種しゅ競きょう技ぎじっしゅきょうぎFreq.FrequencyTop 100,000Meanings1noundecathlonA combined track-and-field event consisting of ten disciplines, typically held over two days.彼かれは十じっ種しゅ競きょう技ぎで金きんメダルを取とった。He won the gold medal in the decathlon.