'earthshaking' definitions:

Definition of 'earthshaking'

From: WordNet
adjective
Loud enough to shake the very earth
adjective
Sufficiently significant to affect the whole world; "earthshaking proposals"; "the contest was no world-shaking affair"; "the conversation...could hardly be called world- shattering" [syn: earthshaking, world-shaking, world- shattering]

Synonyms of 'earthshaking'

From: Moby Thesaurus

Words containing 'earthshaking'