Navig.
a vertical line on the forward inner side of the bowl of a fixed compass, used as a reference mark indicating the heading of a vessel.
Also, lubber line . Also called lubber's mark, lubber's point .
[ 1855-65 ]
Navig.
a vertical line on the forward inner side of the bowl of a fixed compass, used as a reference mark indicating the heading of a vessel.
Also, lubber line . Also called lubber's mark, lubber's point .
[ 1855-65 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012