13803158-n 'the voice used to indicate that the grammatical subject of the verb is performing the action or causing the happening denoted by the verb';
動詞の主語が、その動詞が示す動作を起こす、または出来事を引き起こすときに使われる態
― 『The boy threw the ball（少年がボールを投げた）』は、能動態を使う
English
the voice used to indicate that the grammatical subject of the verb is performing the action or causing the happening denoted by the verb
― `The boy threw the ball' uses the active voice