Stanza :  (noun)

1: a fixed number of lines of verse forming a unit of a poem

Spenserian stanza, anacrusis, antistrophe, bass passage, book, bourdon, bridge, burden, cadence, canto, chorus, coda, couplet, development, distich, division, envoi, epode, exposition, figure, folderol, harmonic close, heptastich, hexastich, interlude, intermezzo, introductory phrase, line, measure, monostich, movement, musical phrase, musical sentence, octastich, octave, octet, ornament, ottava rima, part, passage, pentastich, period, phrase, quatrain, refrain, resolution, response, rhyme royal, ritornello, section, septet, sestet, sextet, statement, stave, strain, strophe, syllable, tailpiece, tercet, terza rima, tetrastich, triplet, tristich, tutti, tutti passage, variation, verse,