also: かんぜんしあい
Baseball term: a game in which no opposing player reaches base.
彼はプロ野球で完全試合を達成した。
He pitched a perfect game in professional baseball.
That pitcher achieved a perfect game in his first year as a pro.
It was the first perfect game recorded in the team's history.
完全試合 (perfect game) requires that no batter reaches base at all, while ノーヒットノーランゲーム allows walks or errors as long as no hits or runs occur.
完全試合 means no opposing batter reaches base at all, while ノーヒットノーラン (no-hitter) still allows walks or errors that put a runner on base.
完投 only requires finishing the game as the sole pitcher, while 完全試合 is the much rarer feat of a perfect game with no hits, walks, or errors allowed.
counter for occurrences; times · time; instance; occasion · inning (baseball); round; game · episode; chapter; installment · Hui (people) · Islam
Standard kanji spelling; the reading かんぜんじあい is the most common.
Alternate reading; less common but listed.
Compound of 完全 (perfect) and 試合 (game/match), directly calquing the English baseball term 'perfect game'.