Definition.com
Interruption is, in conversation, a matter of dominance, control, and showing a lack of interest or support.
Definition.com
An Interruption is easy to provoke — If you would like to get your wife's attention - just look comfortable!
Definition.com
Interruption is not a mechanical criterion for determining on a tape whether two voices were speaking at once. As linguist adrian bennett states, it is 'a matter of interpretation regarding individuals' rights and obligations'.
Definition.com
Interruption is appreciated only by the one doing it. There is nothing so annoying as having two people talking when you're busy interrupting.