leadline

plural leadlines · alternative lead line

1. A leash or strap for leading an animal.

plural leadlines · alternative lead line

1. A sounding line; an instrument used in navigation to measure water depth.

   Approximately 60% of inshore hydrography was acquired by leadline (pre-1940) sounding technology.

   2004, 2004 Atlantic Boating Almanac: Gulf of Mexico, →ISBN

2. fishingA weighted line for holding down the lower edge of a gillnet.

   Generally, there will be equal selvedges to the floatline and leadline.

   1987, Ludvik Karlsen, Bjorn A. Bjarnason, Small-scale Fishing with Driftnets, →ISBN, page 33

   2 more examples

   To attach the bridles, start measuring from the point on the gavel 16 metres from the floatline wheree you have seized the end of the leadline.

   1987, M. Ben-Yami, Purse-seining with Small Boats, →ISBN, page 46

   The hold was empty, without a net, corkline, leadline or buoy to be found.

   1993, Dana Stabenow, A Fatal Thaw, →ISBN, page 103

3. alternativemedicineAlternative form of lead line, a symptom of lead poisoning.