septenary
/ˈsɛptəˌnɛri/
adjective
- Relating to or consisting of seven parts or things.
- Some ancient philosophies describe a septenary structure of the universe.
- The septenary arrangement of the notes in the musical scale is familiar to many musicians.
- The septenary system divides the week into seven days.
Synonyms
noun
- A group or set of seven things.
- The seven deadly sins form a famous septenary.
- In some traditions, a septenary of planets was used in astrology.
- The septenary of colors in the rainbow is often taught in schools.