extraterrestrial
has definitions from the field of folklore
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[ adjective ] originating or located or occurring outside Earth or its atmosphere
Examples "is there extraterrestrial life?" Used in print (1961 Research Highlights of the National Bureau of...)Besides the well-known hydrogen line at 21 cm wavelength , the spectra of extraterrestrial radio_sources may contain sharp lines characteristic of other atoms , ions , and small molecules . Success in observing these spectral lines has so_far , apparently , been confined to the laboratory ; extraterrestrial observations have yet to be reported . Related terms |
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[ noun ] (folklore) a form of life assumed to exist outside the Earth or its atmosphere
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