| Noun | 1. | sestet - the cardinal number that is the sum of five and onedigit, figure - one of the elements that collectively form a system of numbers; "0 and 1 are digits" | |
| 2. | sestet - six performers or singers who perform together | |
| 3. | sestet - a set of six similar things considered as a unitset - a group of things of the same kind that belong together and are so used; "a set of books"; "a set of golf clubs"; "a set of teeth" | |
| 4. | sestet - a musical composition written for six performers | |
| 5. | sestet - a rhythmic group of six lines of versestanza - a fixed number of lines of verse forming a unit of a poem | |