diapason

diapason
[ˌdʌɪəˈpeɪs(ə)n, -z-]
noun
  1. (亦作 open diapason 或 stopped diapason)an organ stop sounding a main register of flue pipes, typically of eight-foot pitch
    八度音程;主音栓
    ■(poetic/literary)the entire compass, range, or scope of something
    (诗/文)全范围,全域
    ■(figurative)a grand swelling burst of harmony
    (喻)(和声由弱而强时)气势宏伟的突然迸发
语源
  1. late Middle English (denoting the interval of an octave): via Latin from Greek dia pasōn (khordōn) 'through all (notes')
英语宝典
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