snowball earth
Word Rarity
Rare
Frequency: Zipf frequency 3.17 in modern English
21
Scrabble Score
13
Letters
3
Syllables
11
Unique Chars
Meaning
name
The planet Earth when its surface was almost completely frozen some time earlier than 650 million years ago, according to a hypothesis aiming to explain certain enigmatic features in the geological record, such as apparently glacial sedimentary deposits found at tropical paleolatitudes.