A type of puzzle in which the aim is to reconstruct a picture that has been cut (originally, with a jigsaw) into many small interlocking pieces.
A tangled mess; an entanglement, a snarl, a tangle.
A thread which has unravelled from fabric, etc.; also, a situation of fabric, etc., coming apart; an unravelling.
A confusing, intricate, or perplexing situation; a complication.
To unwind (a reel of thread, a skein of yarn, etc.); to pull apart (cloth, a seam, etc.); to fray, to unpick, to unravel; also, to pull out (a string of yarn, a thread, etc.) from a piece of fabric, or a skein or reel.
To entwine or tangle (something) confusedly; to entangle.
To confuse or perplex (someone or something).
To become entangled or snarled.
Often followed by up: to form (something) out of discrete elements, like weaving fabric from threads; to knit.
Often followed by out: of a reel of thread or skein of yarn; or a thread on a reel or a string of yarn in a skein, etc.: to become untwisted or unwound.
Often followed by out: of clothing, fabric, etc.: to become unwoven; to fray, to unravel.
In the APL programming language: to reshape (a variable) into a vector.