1. A rhythmic group of six lines of verse
   "The final six lines of a Petrarchan sonnet form a sestet"
    
2. [rare] Six performers or singers who perform together
   "The vocal sestet's a cappella performance left the audience spellbound";
   - sextet, sextette

Derived forms: sestets

Type of: musical group, musical organisation [Brit], musical organization, stanza

Encyclopedia: Sestet