Retentir.
To cause to sound like the blare of a trumpet; to proclaim loudly.
ETYM Colloq. U. S.
1. To make a deep hollow sound; SYN. boom out.
2. To make a resonant sound; as of artillery; SYN. din.
3. To grow stronger; SYN. prosper, thrive, get ahead, flourish, expand.
To call to mind:; SYN. recall.
Repetition of a sound wave, or of a radar or sonar signal, by reflection from a surface. By accurately measuring the time taken for an echo to return to the transmitter, and by knowing the speed of a radar signal (the speed of light) or a sonar signal (the speed of sound in water), it is possible to calculate the range of the object causing the echo (echolocation).
A similar technique is used in echo sounders to estimate the depth of water under a ship's keel or the depth of a school of fish.
1. To ring loudly; said of bells
2. To sound loudly; to cause to give out loud sounds.
(Homonym: resinate).
1. To be received or understood; SYN. come across.
2. To sound with resonance.
To ring or echo with sound; reverberate; SYN. echo, ring, reverberate.