SKIP TO CONTENT

aeonian

Definitions of aeonian
  1. adjective
    of or relating to a geological eon (longer than an era)
    synonyms: eonian
  2. adjective
    continuing forever or indefinitely
    synonyms: ageless, eonian, eternal, everlasting, perpetual, unceasing, unending
    lasting, permanent
    continuing or enduring without marked change in status or condition or place
Word Family
EDITOR’S CHOICE

Test prep from the experts

Boost your test score with programs developed by Vocabulary.com’s experts.

  • Proven methods: Learn faster, remember longer with our scientific approach.
  • Personalized plan: We customize your experience to maximize your learning.
  • Strategic studying: Focus on the words that are most crucial for success.

SAT/PSAT

$29.95
  • Number of words: 500+
  • Duration: 8 weeks or less
  • Time: 1 hour / week

TOEFL

$29.95
  • Number of words: 500+
  • Duration: 10 weeks or less
  • Time: 1 hour / week

ACT

$29.95
  • Number of words: 700+
  • Duration: 10 weeks
  • Time: 1 hour / week