originating or located or occurring outside Earth or its atmosphere; is there extraterrestrial life?'
extraterrestrial (adj.)
a form of life assumed to exist outside the Earth or its atmosphere
[ Syn: extraterrestrial being , alien ]
originating or located or occurring outside Earth or its atmosphere; is there extraterrestrial life?'
a form of life assumed to exist outside the Earth or its atmosphere
[ Syn: extraterrestrial being , alien ]