n.1 a device that transmits pings at short intervals for purposes of detection or measurement etc.
2 a device to ring a bell.
PINGER
Meaning of PINGER in English
Oxford English vocab. Оксфордский английский словарь. 2012
n.1 a device that transmits pings at short intervals for purposes of detection or measurement etc.
2 a device to ring a bell.
Oxford English vocab. Оксфордский английский словарь. 2012