unroll

verb

Etymology: Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Germanic *un- Proto-West Germanic *un- Old English un- Middle English un- English un- Latin rotulader. Latin rotulāre Old French roelerbor. Middle English rollen English roll English unroll From un- + roll.

1. To straighten something that has been rolled, twisted or curled.

   “Unroll your sleeping bag and spread it on the floor of the tent.”

2. To emerge, be revealed or become apparent; to unfold.

   “We will have to see how the events unroll.”

3. To replace (a loop in a program) with a repetitive sequence of the individual instructions that the loop would carry out, sometimes used as an optimization.