| 单词 | harmonic |
| 释义 | 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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