Definition, Meaning & Synonyms

tephra

noun

/ˈtɛfra/

Definition

Tephra refers to fragmented volcanic material that is ejected during a volcanic eruption.

Examples

The eruption produced a significant amount of tephra that covered nearby villages.
Scientists studied the layers of tephra to understand past volcanic activity.

Meaning

It consists of various sizes of volcanic particles, including ash, pumice, and volcanic rock, which fall to the ground after being blasted into the air.