The Collaborative International Dictionary
Contline
Contline \Cont"line`\, n.
(Ropemaking) The space between the strands on the outside of a rope.
--Knight.(Naut.) The space between the bilges of two casks stowed side by side.
Wiktionary
contline
n. 1 (context nautical English) The spiral groove between the strands of a rope 2 (context nautical English) The space between casks stowed side by side