LOG, a sea term, signifying a small piece of timber a,
(fig. 3.) of a triangular, sectorial, or quadrantal figure,
on board a ship, generally about a quarter of an inch
thick, and five or six inches from the angular point to
the circumference. It is balanced by a thin plate of
lead, nailed to the arch, or circular side, so as to swim
perpendicularly in the water.