"The inteval of time that elapses between the instant when the envelope of a transmitted wave of specified frequency is first received, and the instant when it first attains a specified fraction of its steady-state magnitude. Hence for the animal emission: lapse time from the beginning of a given wave-train to the instant it attains its maximum amplitude." 
- . Glossarial Index. Dans: Acoustic Behavior of Animals. Acoustic Behavior of Animals. Elsevier; 1963.
There is currently no content classified with this term.