lrad
Word Rarity
Very rare
Frequency: Zipf frequency 1.40 in modern English
5
Scrabble Score
4
Letters
1
Syllables
4
Unique Chars
Meaning
noun
Initialism of long-range acoustic device: an acoustic hailing device used to send messages and warning tones over longer distances or at higher volume than normal loudspeakers.
Example Sentences
- "Since the early 1990s, long-range acoustic devices – also known as LRADs – have helped authorities control crowds of people, especially protesters. They emit a loud, painful sound over a long distance and make people run away."
- "“The energy may be acoustic, pressure waves, you’ve probably heard of LRAD devices (or long-range acoustic devices) – devices they’ve discussed in the press – so ultrasound is one mode that could be used for this. We also could have radiofrequency."