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alien

2 ENTRIES FOUND:
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1alien/ˈeɪlijən/adjective
1alien
/ˈeɪlijən/
adjective
Learner's definition of ALIEN  
[more alien; most alien] : not familiar or like other things you have known: different from what you are used to— often + to
[more alien; most alien] : too different from something to be acceptable or suitable— + to
: from somewhere other than the planet Earth
2alien/ˈeɪlijən/noun
pluralaliens
2alien
/ˈeɪlijən/
noun
pluralaliens
Learner's definition of ALIEN  
[count]
: a person who was born in a different country and is not a citizen of the country in which he or she now lives
: a creature that comes from somewhere other than the planet Earth
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