Speakur

Word Pronunciation & Dictionary

giant impact theory

Word Rarity Uncommon

Frequency: Zipf frequency 4.31 in modern English

Syllables
gi-ant im-pact the-o-ry
IPA
30
Scrabble Score
17
Letters
5
Syllables
13
Unique Chars

Meaning

noun

The theory that the Moon was formed from the impact of the Earth with a hypothetical protoplanet some 4.5 billion years ago during the Hadean eon, first proposed by geologist Reginald Daly.

Inflected Forms

giant-impact theory (alternative)

Synonyms

giant-impact hypothesis Theia Impact

Questions

What does giant impact theory mean?
The theory that the Moon was formed from the impact of the Earth with a hypothetical protoplanet some 4.5 billion years ago during the Hadean eon, first proposed by geologist Reginald Daly.

How to pronounce giant impact theory

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