Wiktionary
vb. (context transitive English) To take apart; to disassemble.
Usage examples of "unassemble".
On a bench before Georgina were metal and plastic ribs and rods, still unassembled but bringing to mind the idea of a life-sized model skeleton, maybe something that the gift shop of a museum would have on sale.
I look beyond the white lace of the surf to my own unassembled past and I decide to let others stitch together the systems.
Baedecker and Gavin helped him out from under the unassembled hang glider, and the three sat on a large rock next to a two-thousand-foot drop to the high meadow below.
She had unassembled corrugated paper boxes and a roll of paper tape for them, and, carrying that, they returned to the Biltmore Hotel, near Grand Central Terminal, and changed into civilian clothing.
She didn't hear whether or not he returned her good-bye as she ducked between the buildings, behind piles of unassembled equipment, her white and gray rabbit-fur parka blending with the snow as she circled around to the river and headed back toward Kilcoole.
If onagri or springals lay unassembled in the hold they were not yet being brought to the deck.