七言律詩

七言律诗
qīyánlǜshī
verse form consisting of 8 lines of 7 syllables, with rhyme on alternate lines (abbr. to 七律 qīlu:)

CEDICT

heptasyllabic regulated verse; seven-syllable regulated verse

Wiktionary

Entry Composition

1 七言 qīyán qiyan a style of poetry composed of seven-character lines
2 律詩 lǜshī
  1. regular verse
  2. strict poetic form with eight lines of 5, 6 or 7 syllables and even lines rhyming