overtone
/ˈəʊvətəʊn/noun
1
- a musical tone which is a part of the harmonic series above a fundamental note, and may be heard with it（乐曲中的）泛音。
1.1
- Physics a component of any oscillation whose frequency is an integral multiple of the fundamental frequency【物理】泛音。
2
- （常作overtones）a subtle or subsidiary quality, implication, or connotation弦外之音; 隐含的意思：
the decision may have political overtones.
该决定可能带有政治色彩。
词源
mid 19th cent.: from OVER- + TONE, suggested by German Oberton.