noun
unmanned terminal; automated terminal
Computing term for a self-service or unattended terminal, such as an ATM, kiosk, or automated check-in machine.
空港の無人端末でチェックインを済ませた。
I checked in at the airport's automated terminal.
銀行の無人端末は24時間利用できる。
The bank's unmanned terminal can be used 24 hours a day.
Compound of 無人 (unmanned, unattended) and 端末 (terminal, device). The term is a straightforward technical coinage reflecting the concept of a terminal that operates without human staff.