Definition of clarification | Bee Dictionary of English

n an interpretation that removes obstacles to understanding
the professor's clarification helped her to understand the textbook
n the act of removing solid particles from a liquid

Bernanke lets Wall Street down easy: Stimulus to end, but not yet (+video)
Investors had anxiously awaited clarification on the Fed's plans for its stimulus program, so a drop of only 1 percent on Wall Street could be seen as a communications success for Bernanke.
June 19, 2013 - The Christian Science Monitor
Bernanke lets Wall Street down easy: Stimulus to end, but not yet
Investors had anxiously awaited clarification on the Fed's plans for its stimulus program, so a drop of only 1 percent on Wall Street could be seen as a communications success for Bernanke.
June 19, 2013 - The Christian Science Monitor
clarification
A STORY PUBLISHED ON Page 1A Thursday about the appointment of an interim budget director requires a clarification. Luzerne County Councilman Edward Brominski only distributed a county employee's job application to one news organization, The Times Leader, at a reporter's request.
June 18, 2013 - Times Leader

President Bush in BBC News
If tomorrow we get clarification on troop support, the people of Afghanistan are going to be more than grateful,said Mr Bush before the Nato discussions.
Mohamed ElBaradei in International Herald Tribune
ElBaradei, in Sarajevo before collecting an award from a Bosnian university, said he was hopeful that by the May deadline "we will be in a position to get the explanation and clarification from Iran as to these alleged studies," adding:...
Kofi Annan in BBC News
Mr Annan told reporters: "It is agreed in principle that, pending clarification of the size of the force, we should be able to take it forward."