septenary

septenary [ˈsɛptɪnərɪ]

adj

1. of or relating to the number seven

2. forming a group of seven

3. another word for septennial

n pl -naries

1. the number seven

2. a group of seven things

3. a period of seven years

4. (Literature / Poetry) Prosody a line of seven metrical feet

[from Latin septēnārius, from septēnī seven each, from septem seven]

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Septenary a group of seven; seven years.

Examples: septenary of days (a week), 1660; of planets, 1650; of years.

Thesaurus

Noun

1.

septenary - the cardinal number that is the sum of six and one 7, heptad, septet, seven, sevener, VII digit, figure - one of the elements that collectively form a system of numeration; "0 and 1 are digits"