The Sailor's Word-Book / An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc.

by W. H. Smyth

ULIGINOUS CHANNELS. Those connecting the branches of rivers, by cuts through the soil.

ULLAGE. The remainder in a cask or package which has leaked or been partially used.—Ullaged is used for damaged, short of contents.

ULTIMATUM. The final conditions upon which any proposition or treaty with an enemy can be ratified.

ULTRA MARE. Beyond seas—a naval law term.

ULTRA VIRES. Beyond the power of might or right to interfere.

ULTRA-ZODIACAL. Beyond the limits of the zodiac; applied to those asteroids that revolve outside the ancient zodiac.

UMBRA. The dark shadow of the moon, earth, or any other planet.

UMBRELLA-WARPING. A contrivance similar to an umbrella, by which ships in a calm can be warped ahead.

UNATTACHED. In military phraseology, an officer not belonging to any one company or regiment, or on half-pay.

UNBEND, To. To cast off or untie; to remove the sails from their yards and stays; to cast loose the cables from their anchors, or to untie one rope from another.