gantline

gant·line

G0038300 (gănt′līn′, -lĭn)n. Nautical A rope passed through an overhead pulley, as at the top of a mast, that is used for hoisting.
[Perhaps alteration of girtline, gantline : girt (variant of girth) + line.]

gantline

(ˈɡæntˌlaɪn; -lɪn) n (Nautical Terms) nautical a line rove through a sheave for hoisting men or gear[C19: variant of girtline; see girt1, line]