Definition of "impactors" [impactors]

• Plural form of impactor. (noun)

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• "I also have some interesting results coming from our own Lunar Orbiter images that will play off of the impact modeling of Melosh, et al, and others regarding low velocity impactors."
• "In Sudbury, in the Merensky Reef of South Africa, and in Montana, we are already obtaining hundreds of billions of dollars worth of asteroidal resources from impacts here on the earth and our own computer modeling has shown that the impactors on the Moon are still there."
• "This is at least computer modeling confirmation of my hypothesis about Ni-Fe impactors."