2.07 vibration. Mechanical oscillations about an equilibrium point. The oscillations may be periodic or random....
2.06 oscillation. Variation, usually with time, of the value of a quantity with respect to a specified reference when the value is alternately greater and less than the reference.
2.05 acoustic, acoustical. Qualifying adjectives meaning containing, producing, arising from, actuated by, related to, or associated with sound. Acoustic is used when the term being qualified designates something that has the properties, dimensions, or...
2.05 acoustic, acoustical. Qualifying adjectives meaning containing, producing, arising from, actuated by, related to, or associated with sound. Acoustic is used when the term being qualified designates something that has the properties, dimensions, or...
2.04 acoustics. (a) Science of sound, including its production, transmission, and effects, including biological and psychological effects. (b) Those qualities of a room that, together, determine its character with respect to auditory effects.
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