Electronic messages sent and received over networks; commonly refers to Internet-based mail (email).
明日の会議の資料をＥメールで送ってください。
Please send the materials for tomorrow's meeting by email.
迷惑メールが多いので、Ｅメールのフィルタを設定した。
Because there were many spam messages, I set up my email filter.
大学からＥメールで案内が来た。
An announcement came from the university by email.