Exterrestrial
adj
adj ·Rare ·Advanced level
Definitions
Adjective
- 1 Synonym of extraterrestrial.
"Are terrestrial organisms accidently^([sic]) landed on an exterrestrial surface likely to survive and be detected inadvertently by our life detection experiments and are terrestrial organisms likely to grow and destroy indigenous life forms?"
Example
More examples"Are terrestrial organisms accidently^([sic]) landed on an exterrestrial surface likely to survive and be detected inadvertently by our life detection experiments and are terrestrial organisms likely to grow and destroy indigenous life forms?"
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.