terrestrials

/təˈrɛstriəlz/
noun
  1. Living things that live on land, especially as opposed to those that live in water or air.
    • In science class, we learned how terrestrials have adapted to breathing air instead of water.
    • The aquarium has both aquatic creatures and terrestrials like turtles that bask on rocks.
    • Some plants are aquatic, but most garden varieties are terrestrials that need well-drained soil.
  2. In science fiction, beings that originate from the planet Earth.
    • The alien visitors studied the behavior of terrestrials with great curiosity.
    • The movie explores what happens when terrestrials make first contact with an advanced civilization.
    • In the novel, the space station housed both extraterrestrials and terrestrials working together.
Antonyms
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