WordNet sense 1 ((cosmology) a hypothetical one-dimensional subatomic particle having a concentration of energy and the dynamic properties of a flexible loop):

cosmic string

WordNet sense 2 (a sequentially ordered set of things or events or ideas in which each successive member is related to the preceding):

train

WordNet sense 3 (a lightweight cord):

twine

WordNet sense 4 (a necklace made by a stringing objects together):

chain, strand

WordNet sense 5 (a tie consisting of a cord that goes through a seam around an opening):

drawstring, drawing string

WordNet sense 6 (stringed instruments that are played with a bow):

bowed stringed instrument

WordNet sense 7 (move or come along):

string along

WordNet sense 8 (thread on or as if on a string):

draw, thread

WordNet sense 9 (add as if on a string):

string up