A language isolate is a natural language that has no demonstrable genetic relationship with any other known natural language. This means it is not proven to be related to any other language, living or extinct, past or present.
Based on the definition in linguistics, a language isolate is unique because its origins and relationships to other languages cannot be traced. Therefore, the defining characteristic is the lack of known relationship to any other language family.
The correct option is: are not known to be related to any other languages.
Choose the statement where underlined word is used correctly.
(A) When the teacher eludes to different authors, he is being elusive.
(B) When the thief keeps eluding the police, he is being elusive.
(C) Matters that are difficult to understand, identify or remember are allusive.
(D) Mirages can be allusive, but a better way to express them is illusory.
Which linguistic process can be seen in the formation of the following words?
i. smog, ii. brunch, iii. motel iv. telecast