七しち五ご調ちょう

noun

seven-and-five-syllable meter

A traditional Japanese poetic meter alternating lines of 7 and 5 syllables, common in waka, haiku, and other classical forms.

• 和わ歌かは七しち五ご調ちょうのリズムで詠よまれることが多おおい。

  Waka are often composed in a seven-and-five-syllable meter.