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from The Century Dictionary and Cyclopedia

  • n. In phonetics, a phonographic curve of a vowel, spoken isolatedly; a curve which shows the course of pitch changes during a vocal utterance.


Sorry, no etymologies found.


  • If the motion is never to be reversed, the perfect law of the velocity ratio due to the elliptical pitch-curve may be preserved by reducing the thickness of the tooth, not equally on each side, as is done in circular wheels, but wholly on the side not in action.

    Mechanical Drawing Self-Taught


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