American Heritage® Dictionary of the English Language, Fourth Edition
- n. A device used underwater to produce pulses of sound, as for an echo sounder.
- n. A device that emits a short, high-pitched sound bust (i.e. goes, "ping!") such as in sonar or other echo location systems.
- n. A device that periodically emits a signal that can be monitored to permit movement tracking.
- n. A computer program that sends a ping message over a network.
- n. A user of a ping program; one who pings.
- n. a pulse generator used for echo sounding in sonar
- From ping + -er. (Wiktionary)
“Attached to each voice recorder is a white tube called a pinger, because when it is dropped in water, it starts to accepted out a sound, a ping, every second.”
“You can see the incision on its abdomen where Richard implanted a radio tracking device - aka "pinger" and sewed it up.”
“And not only do we get to see the game in action - and it's looking pretty good - but we get to see a handful of new gameplay elements, like stealth takedowns, the new alien race in action, and the big boss that was revealed to us in the last trailer, the 'pinger'.”
“The boxes emit signals from a "pinger," but those will start to fade after 30 days.”
“It is vital to locate a beacon called a "pinger" that should be attached to the cockpit voice and data recorders, now presumed to be deep in the Atlantic, Mr Arslanian said.”
“Amazon was selling 17 Wiis per second at the height of the fever, and more than one enterprising hacker whomped up a little pinger that would obsessively check Amazon for notice of new stock and then IM, email or SMS you the instant the Wii went back on the block.”
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