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   terrestrial

   /tɪˈrɛstrɪəl/

   adjective

   • 1. on or relating to the earth: "increased ultraviolet radiation may disrupt terrestrial ecosystems"
   • ▪ denoting television broadcast using equipment situated on the ground rather than by satellite: "a fifth terrestrial channel"
   • ▪ (of a planet) similar in size or composition to the earth, especially being one of the four inner planets.
   • ▪ relating to the earth as opposed to heaven. archaic
   • 2. of or on dry land: "a submarine eruption will be much more explosive than its terrestrial counterpart"
   • ▪ (of an animal) living on or in the ground; not aquatic, arboreal, or aerial.
   • ▪ (of a plant) growing on land or in the soil; not aquatic or epiphytic.

   noun

   • 1. an inhabitant of the earth.

   Word Origin late Middle English (in the sense ‘temporal, worldly, mundane’): from Latin terrestris (from terra ‘earth’) + -al.

   Derivatives

   • 1. terrestrially adverb

   Scrabble Points: 11

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