noun, noun or participle which takes 'suru', transitive verb, intransitive verb
reply telegram; reply by telegram
Refers to a telegram sent in reply, or the act of replying by telegram. Now mostly historical or used in period contexts.
彼はすぐに返電を打った。
He immediately sent a reply telegram.
急ぎの用件だったので、返電で知らせ
It was an urgent matter, so I informed them by reply telegram.