Definition of "irrevocability" [ir•rev•o•ca•bil•i•ty]

• The state or condition of being irrevocable. (noun)
• Something irrevocable. (noun)

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• ""irrevocability" of the license that each visitor gets does not mean that the author must forevermore offer the license to all visitors."
• "As for the signature thing, nothing I have heard suggests the pardon had reached the "sealed" stage, which is where I understood irrevocability sets in."
• "The question is, what positive steps can individuals and communities take before climate change becomes distressingly tangible and before we're attuned to its irrevocability?"