eon (Meaning)

Wordnet

eon (n)

the longest division of geological time

an immeasurably long period of time

(Gnosticism) a divine power or nature emanating from the Supreme Being and playing various roles in the operation of the universe

Webster

eon (n.)

Alt. of Aeon

eon Sentence Examples

  1. The Earth's history is divided into four eons: the Hadean, Archean, Proterozoic, and Phanerozoic.
  2. An eon is a unit of geologic time that is longer than an era and shorter than an epoch.
  3. The Hadean eon lasted from the Earth's formation about 4.6 billion years ago to about 4 billion years ago.
  4. The Archean eon lasted from about 4 billion years ago to about 2.5 billion years ago.
  5. The Proterozoic eon lasted from about 2.5 billion years ago to about 541 million years ago.
  6. The Phanerozoic eon is the current eon, which began about 541 million years ago and continues to the present day.
  7. The Phanerozoic eon is divided into three eras: the Paleozoic, Mesozoic, and Cenozoic.
  8. The Paleozoic era lasted from about 541 million years ago to about 252 million years ago.
  9. The Mesozoic era lasted from about 252 million years ago to about 66 million years ago.
  10. The Cenozoic era began about 66 million years ago and continues to the present day.

FAQs About the word eon

the longest division of geological time, an immeasurably long period of time, (Gnosticism) a divine power or nature emanating from the Supreme Being and playing

long,forever, age, months, cycle, eternity, donkey's years, blue moon,moon, infinity

minute, minute, moment, second, flash, second, instant, moment, instant, flash

The Earth's history is divided into four eons: the Hadean, Archean, Proterozoic, and Phanerozoic.

An eon is a unit of geologic time that is longer than an era and shorter than an epoch.

The Hadean eon lasted from the Earth's formation about 4.6 billion years ago to about 4 billion years ago.

The Archean eon lasted from about 4 billion years ago to about 2.5 billion years ago.