Definition of "unblocking" []

• Present participle of unblock. (verb)

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• "I saw the notes on Vista and "unblocking" the chm file, but I am on XP so I didn't think about checking that."
• "On Friday, diplomats from the major world powers began talks in Istanbul on Iran's nuclear program aimed at unblocking a years-long stalemate over whether Tehran should suspend production of nuclear fuel, a process that can be used to make nuclear weapons as well as civilian-grade fuel."
• "These plans set out the recovery measures that are being taken to support the eel, and including the unblocking of migratory pathways, modifications to water pumps and hydro schemes, the creation of wetland habitat, restocking prorammes and controls to reduce fishing effort."