from The Century Dictionary.

  • Consisting of or relating to seven: as, a septenary number.
  • Lasting seven years; occurring once in seven years: as, a septenary term; a septenary council.
  • noun The number seven; the heptad.
  • noun A group of seven things.

from the GNU version of the Collaborative International Dictionary of English.

  • noun rare The number seven.
  • adjective Consisting of, or relating to, seven.
  • adjective Lasting seven years; continuing seven years.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Consisting of or containing seven.
  • adjective Of seventh rank or order.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the cardinal number that is the sum of six and one


from Wiktionary, Creative Commons Attribution/Share-Alike License

From the Latin septēnārius ("consisting of seven each"), from septēnī ("seven each”, “seven at a time") + -ārius (whence the English suffix -ary).



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