ejec·​ta | \i-ˈjek-tə \

Definition of ejecta 

: material thrown out (as from a volcano)

Examples of ejecta in a Sentence

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However, both ejecta and cratering are considered to be low risk because humans would have already been killed by the other effects of an asteroid impact. Jasper Hamill, Fox News, "7 terrifying ways that asteroids could wipe out life on our planet revealed," 28 June 2018 The more expensive development of Volcano Estates, and the town of Volcano, have been spared the effects of the new vents but may still be in the line of fire for ejecta if there's an explosion at the summit. James Burch, National Geographic, "Kilauea Photographers Aid Relief Effort in Hawaii Community," 12 May 2018 Nobody brought a thermometer, either, but ejecta of that sort can easily start its skyward journey at about 1,800 degrees Fahrenheit, which would have burned a pretty good hole through my shirt — and right down to bone. New York Times, "On Top of Mount Etna, a Lesson in Lava (and Luck)," 18 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ejecta.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of ejecta

1886, in the meaning defined above

History and Etymology for ejecta

New Latin, from Latin, neuter plural of ejectus

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Time Traveler for ejecta

The first known use of ejecta was in 1886

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More Definitions for ejecta

ejecta

noun
ejec·​ta | \i-ˈjek-tə \

Medical Definition of ejecta 

: matter (as vomit) ejected from the body

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