noun
telefax; fax
Refers to the technology or a fax machine; somewhat dated, as modern Japanese often uses ファックス or ファクシミリ.
昔はテレファックスで書類を送っていた。
In the old days, we used to send documents by telefax.
Full technical term for facsimile; テレファックス is a blend of 'telephone' and 'fax'.
Loanword from English 'telefax', a blend of 'telephone' and 'fax'.