bomb

(redirected from Volcanic bomb)
Also found in: Dictionary, Thesaurus, Medical, Encyclopedia, Wikipedia.
References in periodicals archive ?
You could see layers of ash and volcanic bombs from different stages of the eruption.
Tephra ranges in size from volcanic ash (the smallest particles) to cinders (rock fragments) to larger rocks called volcanic bombs.
You could see volcanic bombs flying through the air and big columns of ash and cloud," she said.