Last Updated:2025/11/20
(baseball) Initialism of earned run average, a baseball statistic. / (electronics) Initialism of electrically reconfigurable array. / (military) Initialism of explosive reactive armor.
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ERA
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Source Word
ERA
Noun
abbreviation
alt-of
countable
initialism
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Japanese Meaning
(野球) 投手の防御率を示す指標(Earned Run Averageの略)。 / (電子工学) 電気的に再構成可能なアレイの略称。 / (軍事) 爆発反応装甲を示す初期略語。
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