linearity

Result of a spectral analysis of sounds or vowels, i.e. of periodic sound waves. The wideband spectrogram shows regular vertical lines in contrast to a spectrogram of noise. ( also phonetics)

References

phonetics

Usually facetious designation for jargon or cant. ( also slang)

1 Oldest attested pidgin, a trade language of the eastern Mediterranean coast which is based on Provençal ( Occitan) and Italian and incorporates linguistic elements from Greek and Arabic. The original ‘Lingua Franca’ arose during the period of the Venetian and Genovese economic domination in the Levantine countries and was spoken until the nineteenth century. ( also Sabir)

2 General term for a second acquired language system that serves as a means of communication between speakers of different first languages (or extremely distinct dialects), e.g. Latin (in the middle ages) and Arabic (as the universal language of Islam),

languages ( Esperanto, koiné, pidgin, interlingua).