English Dictionary

PRISCOAN

Pronunciation (US): Play  (GB): Play

 Dictionary entry overview: What does Priscoan mean? 

PRISCOAN (noun)
  The noun PRISCOAN has 1 sense:

1. the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of lifeplay

  Familiarity information: PRISCOAN used as a noun is very rare.


 Dictionary entry details 


PRISCOAN (noun)


Sense 1

Meaning:

The earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life

Classified under:

Nouns denoting time and temporal relations

Synonyms:

Hadean; Hadean aeon; Hadean eon; Hadean time; Priscoan; Priscoan aeon; Priscoan eon

Instance hypernyms:

aeon; eon (the longest division of geological time)


 Learn English with... Proverbs 
"Red sky at night: sailor's delight. Red sky in the morning: sailor take warning." (English proverb)

"The more cowherds there are, the worse the cows are looked after" (Breton proverb)

"Seek knowledge from the cradle to the grave." (Arabic proverb)

"If you marry a monkey for his wealth, the money goes and the monkey remains as is." (Egyptian proverb)



ALSO IN ENGLISH DICTIONARY:


© 2000-2023 AudioEnglish.org | AudioEnglish® is a Registered Trademark | Terms of use and privacy policy
Contact