单词 | panspermia |
释义 | panspermia/panˈspəːmɪə /noun [mass noun] The theory that life on the earth originated from microorganisms or chemical precursors of life present in outer space and able to initiate life on reaching a suitable environment.A theory known as panspermia suggests that organic precursors to life arrived to Earth with meteors....
OriginMid 19th century: from Greek, from panspermos 'containing all kinds of seed'. |
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