Difference between Dissimilar and Unlike

Dissimilar

Part of speech: adjective

Definition: not similar; unlike; different

Unlike

Part of speech: preposition

Definition: different from

Part of speech: adjective

Definition: Not like; dissimilar; diverse; having no resemblance; as, the cases are unlike.Not likely; improbable; unlikely.

Example sentence: Americans have the right and advantage of being armed - unlike the citizens of other countries whose governments are afraid to trust the people with arms.