Definition of "witnessing" []

• Present participle of witness. (verb)

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• "He's since retreated, emotionally, and now stands there holding signs once a week only as a form of what he calls "witnessing.""
• "Everything you are witnessing is just for show, no action."
• "He was referring to witnessing the impromptu vigils, the makeshift memorials, in public spaces such as the Washington Square and Union Square parks."