unrivet

unrivet

(ʌnˈrɪvɪt)
vb (tr)
1. (General Engineering) technical to undo or loosen the rivets of
2. to loosen or undo
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in classic literature ?
That Ladislaw had stayed in Middlemarch nearly two months after he had declared that he was going immediately, was a fact to embitter Sir James's suspicions, or at least to justify his aversion to a "young fellow" whom he represented to himself as slight, volatile, and likely enough to show such recklessness as naturally went along with a position unriveted by family ties or a strict profession.
The badge works like a joystick or a Wii controller: Move it to and fro in front of each image and you can virtually unrivet steel bolts, push away fish and sweep away dust to reveal props that lead to the culprit.
The cathedral, clearly identified with the speaker ("my gargoyles," "my forgotten songs,""my roof"), is now subject to the spoliations of war but in a strangely meticulous manner--the roof is somehow unriveted and carried off intact, rather than being simply bombed, as it is in Lowell's piece.