(n)string, traina sequentially ordered set of things or events or ideas in which each successive member is related to the preceding“a string of islands”, “train of mourners”, “a train of thought”
(n)drawstring, drawing string, stringa tie consisting of a cord that goes through a seam around an opening“he pulled the drawstring and closed the bag”
(n)string, cosmic string(cosmology) a hypothetical one-dimensional subatomic particle having a concentration of energy and the dynamic properties of a flexible loop