octennially

Variant of octennial

octennial definition

oc·ten·nial (äk ten′ē əl)

adjective

  1. happening every eight years
  2. lasting eight years

Etymology: < LL octennium, period of eight years (< L octo, eight + annus, year) + -al

Related Forms:

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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