Used as a na-adjective or noun to describe something without flaws or mistakes. Common in everyday speech.
His performance was perfect.
パーフェクトな計画を立てましょう。
Let's make a perfect plan.
Baseball term, abbreviation of パーフェクトゲーム. Used when a pitcher retires every batter without allowing any to reach base.
See also: パーフェクトゲーム
昨日、山田投手がパーフェクトを達成した。
Yesterday, pitcher Yamada achieved a perfect game.
His performance was perfect.
That pitcher achieved his first perfect game this season.
The players practiced aiming for perfection.
This time's test results were close to perfect.