Oxford Advanced American Dictionary

Definition of thread noun from the Oxford Advanced Learner's Dictionary

Oxford3000

thread

noun
thread pronunciation English θred thread pronunciation American θred
 
1 [uncountable, countable] a thin string of cotton, wool, silk, etc. used for sewing or making clotha needle and threada robe embroidered with gold threadthe delicate threads of a spider's web2 [countable] an idea or a feature that is part of something greater; an idea that connects the different parts of somethingA common thread runs through these discussions.The author skilfully draws together the different threads of the plot.I lost the thread of the argument (= I could no longer follow it).3 [countable] thread (of something) a long thin line of somethingA thread of light emerged from the keyhole.a silvery thread of water4 [countable] (computing) a series of connected messages on a message board on the Internet which have been sent by different people5 [countable] the raised line that runs around the length of a screw and that allows it to be fixed in place by twisting6 threads [plural] (old-fashioned, North American English, slang) clothes
Idioms
see
hang by a hair/thread at hang verb
, pick up the threads at pick verb