Try Our Apps


The Best Internet Slang


[ep-uh-kuh l or, esp. British, ee-po-] /ˈɛp ə kəl or, esp. British, ˈi pɒ-/
of, relating to, or of the nature of an epoch.
extremely important, significant, or influential.
Origin of epochal
First recorded in 1675-85; epoch + -al1
Related forms
epochally, adverb
nonepochal, adjective
preepochal, adjective
unepochal, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for epochal
Contemporary Examples
Historical Examples
  • The silence lengthened until it became acute, epochal, climactic.

    The Shadow Arthur Stringer
  • The 1914 catalogue was epochal in the life of this big farmer.

    Plowing On Sunday Sterling North
  • In 1868, Westinghouse made his epochal invention, the railway air-brake.

    Invention Bradley A. Fiske
  • Historians recognize two epochal events in the life of the nation.

  • But in the future they will be regarded as epochal in the science of mind.

    The Religious Sentiment Daniel G. Brinton
  • Then one epochal day, emulating Tess's example, she essayed to ride astride.

    Missy Dana Gatlin
Word Origin and History for epochal

1680s, from epoch + -al (1).

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for epochal

Some English speakers likely know this word

Word Value for epochal

Scrabble Words With Friends

Nearby words for epochal