unravel Definition

1. To separate out the strands of (a knitted or woven fabric).
2. To take something out of a tangled state.

Thesaurus: untangle, undo, unknot, disentangle, extricate, free.
3. To explain or make clear (something confusing or obscure, a mystery, etc).

Thesaurus: solve, resolve, explain, sort out, figure out; Antonym: complicate.
intr
4. To become unravelled.