ter·cet
noun/ˈtɜːsɪt/
/ˈtɜːrsɪt/
(specialist)- a group of three lines of poetry that rhyme with each other or with the three lines before or after it
同韵三行诗节 Word Originlate 16th cent.: from French, from Italian terzetto, diminutive of terzo ‘third’, from Latin tertius.