Meanings of extraterrestrial origin in English

You're not endowing them with extraterrestrial origin, are you?

The fabric's extraterrestrial origin accounted for its indestructibility.

Life appeared very fast-whichis why some scientists have decided life on earth must be of extraterrestrial origin.

But if Gordon's signals were indeed unexplainable in terms of earthly transmissions, Saul suggested, why not consider the hypothesis of extraterrestrial origin?

In a jokey reference to the controversies surrounding earlier drafts, Megan Fox's April O'Neil is asked if the turtles are of extraterrestrial origin.

Titled, blandly, "An Estimate of the Situation", the paper concluded with a matter-of-fact working hypothesis that UFOs were most likely of extraterrestrial origin.

My darling daughter, you live with your parents and their good friend Michael O'Toole in an underground lair onboard a gargantuan spacecraft of extraterrestrial origin.

There is a huge literature about Unidentified Flying Objects (UFOs) and their purported extraterrestrial origins.

"We are quite sure that these creatures are of extraterrestrial origin."

"So you do acknowledge the possibility that all this may have an extraterrestrial origin?"