septenary

/sep'ti:nəri/
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Definition

Noun: 1. The cardinal number that is the sum of six and one; the number seven: "Septenary" is a formal or technical term for the number seven, often used in specific contexts like numerology, music theory, or historical systems of measurement. 2. A group or set of seven: It can also refer to a collection of seven items, a period of seven days or years, or a system based on the number seven.

Usage and Examples
  • As the number seven:
    • In some ancient calendars, a week is a septenary of days.
    • The musical scale is often described as a septenary of notes.
  • As a group of seven:
    • The committee was a septenary of experts from different fields.
    • The theory is based on a septenary of fundamental principles.
Advanced Usage
  • In Numerology: The septenary is considered a spiritual number, often associated with perfection and completion.
    • The mystic studied the significance of the septenary in sacred texts.
  • In Historical Contexts: Referring to periods of seven years.
    • The poet wrote about the septenary of his youth.
Variants and Related Words
  • Septennial (adj): Occurring every seven years or lasting seven years.
    • A septennial celebration.
  • Septet (n): A group of seven people or things, especially musicians.
    • A jazz septet performed.
  • Heptad (n): Another formal term for a group or set of seven.
Synonyms
  • Seven: The common word for the number 7.
  • Heptad: A group of seven.
  • Septet: A group of seven, particularly in music.
Related Phrases and Terms
  • Septenary cycle: A recurring period of seven units (e.g., days, years).
    • The festival follows a septenary cycle.
  • Septenary system: Any system organized in groups of seven.
    • Some ancient counting used a septenary system.
Noun
  1. the cardinal number that is the sum of six and one

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