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sonic

1. adj. [Geophysics]

Pertaining to sound waves in the frequency range of 1 to 25 kilohertz.

See: acousticacoustic logcompaction correctionelasticfrequencyhertzsonic logStoneley wave

2. adj. [Geophysics]

Some authors use the term to describe P-waves in fluids, or as a synonym for seismic or elastic.

See: acousticelasticP-wavesonic log