a guitar for calculating noises, regarding their power, or perhaps the regularity of this oscillations.
An instrument for experimentally deciding and displaying the number of vibrations of a sonorous human body (as a string or tuning-fork) in a unit period.
In psychophysics, a musical instrument for creation of accurately graded intensities of sound. The simplest type of phonometer is the sound-pendulum (which see). In Wundt's gravity-phonometer, ivory balls tend to be fallen by electromagnetic releases from varying levels upon hard-wood plates.
A clockwork instrument swung in gimbals, making sure that its face is always horizontal, and on whose switch are specific markings indicating intervals of which a whistle or any other sign should-be built to announce the compass span of the vessel.
A theory or system of social reform which contemplates a complete reconstruction of society with a more just and equitable distribution of property and labor In popular usage the term is often employed to indicate any lawless revolutionary social scheme See Communism Fourierism Saint Simonianism forms of socialism...