An abrupt and large transition from one state to another, either from the passing of time, or from a small change in an input which causes an unusually large change in an output.
Disruptive negative effects resulting from such a change.
Phased Brexit changes
- "Britain will seek a phased implementation [of Brexit changes] to avoid a 'disruptive cliff edge' when Britain eventually leaves the EU."
- The Treasurer magazine, February 2017 p8 - Report on speech of January 2017 by UK Prime Minister Theresa May.