Толковый словарь английского языка Oxford English Reference - harmonic
Harmonic
harmonic
adj. & n. --adj. 1 of or characterized by harmony; harmonious. 2 Mus. a of or relating to harmony. b (of a tone) produced by vibration of a string etc. in an exact fraction of its length. 3 Math. of or relating to quantities whose reciprocals are in arithmetical progression (harmonic progression). --n. 1 Mus. an overtone accompanying at a fixed interval (and forming a note with) a fundamental. 2 Physics a component frequency of wave motion. Phrases and idioms harmonic motion (in full simple harmonic motion) oscillatory motion under a retarding force proportional to the amount of displacement from an equilibrium position. harmonic progression (or series) Math. a series of quantities whose reciprocals are in arithmetical progression. Derivatives harmonically adv. Etymology: L harmonicus f. Gk harmonikos (as HARMONY)
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1.
I. adjective Date: 1570 musical, of or relating to musical harmony or a ~, pleasing to the ear ; harmonious, of an integrated nature ; congruous, ~ally adverb II. noun Date: 1777 1. overtone, a flutelike tone produced on a stringed instrument by touching a vibrating string at a nodal point, a component frequency of a complex wave (as of electromagnetic energy) that is an integral multiple of the fundamental frequency ...Толковый словарь английского языка
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