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1. n. [Geophysics]

The duration of the passage of a signal from the source through the Earth and back to the receiver. A time seismic section typically shows the two-way traveltime of the wave.

Synonyms: acoustic traveltime

See: acoustic logaverage velocitydepth mapdepth migrationisochron mapreceiversignalsonic logsourcetwo-way traveltimewave