un ‧ re ‧ lat ‧ ed /ˌʌnrɪˈleɪtəd◂, ˌʌnrɪˈleɪtɪd◂/ BrE AmE adjective
[ Word Family: noun : ↑ relation , relations, ↑ relationship , ↑ relative ; adjective : ↑ related ≠ ↑ unrelated , ↑ relative ; verb : ↑ relate ; adverb : ↑ relatively ]
1 . two things that are unrelated are not connected to each other in any way:
The police think that the two incidents are unrelated.
unrelated to
His illness is unrelated to the accident.
2 . people who are unrelated are not from the same family