contraterreneadj.
Opposite to terrestrial in character.
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apogeana1644
ultramundane1656
extramundane1661
super-aerial1664
outworldish1674
unterrestrial1745
transmundane1777
extra-terrene1843
cosmical1849
extra-telluric1868
extra-terrestrial1868
exterrestrial1870
cosmic1876
extra-tellurian1881
supermundane1883
Uranian1908
contraterrene1946
space-borne1952
space-borne1967
spacy1967
1946 F. Brown in Astounding Sci.-Fiction Sept. 48/2 Argyle I is terrene matter and Argyle II is contraterrene, or negative matter.
1958 Jrnl. Brit. Interplan. Soc. 16 540 Some of the larger meteor craters found on the Earth's surface..may have been due, not so much to meteors of earthlike matter and great size, but rather to the impact of anti-matter or contraterrene material.
This entry has not yet been fully updated (first published 1972; most recently modified version published online June 2019).
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adj.1946