和声学 héshēngxué harmonics Definitions Defs Origin Strokes Stroke Words Sentences Sents 和声 和聲 héshēng harmony the combination of two or more musical notes played or sung at the same time according to specific rules学 學 xué nounaffix branch of learning (bound form) a subject or branch of study; often used as a suffix for -logy, -ics, or -science