leadlineとは 意味・読み方・使い方

語源 1

lead +‎ line (verb "to lead")

名詞

leadline (複数形 leadlines)

1. A leash or strap for leading an animal.

語源 2

lead +‎ line (after the metal); the attached plummet is usually made from lead.

名詞

leadline (複数形 leadlines)

1. A sounding line; an instrument used in navigation to measure water depth.
   • 2004, 2004 Atlantic Boating Almanac: Gulf of Mexico, →ISBN:

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

2. (fishing) A weighted line for holding down the lower edge of a gillnet.
   • 1987, M. Ben-Yami, Purse-seining with Small Boats, →ISBN, page 46:

     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.

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

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

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

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

アナグラム

• Danielle