To separate the twisted strands of: untwine a rope. (verb-transitive)
To become untwined.(verb-intransitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "untwine" in a sentence
"Pantheon, where so many adventurers twine and untwine, but in such a way as constantly to encounter him again."
"They started to untwine -- much quicker than the night before."
"That man was out of his truck faster than I could untwine my arms."