(geology, geography, cartography) The line that connects the lowest points in a valley or river channel, and thus the line of fastest flow or deepest water along a river’s course.
twangle
twangle
noun
A twanging sound.
verb
(transitive, intransitive) To twang repetitively.
twiglet
twiglet
noun
A small twig.
twingle
twingle
noun
(automotive) A four-stroke twin-cylinder engine with an altered firing order designed to give power pulses similar to a single-cylinder four-stroke engine.
welting
welting
noun
The act of making reinforcing welts.
verb
present participle of welt
wergelt
whiglet
wiglets
wiglets
noun
plural of wiglet
winglet
winglet
noun
(aeronautics) A winglike structure at a wingtip set at an angle to the plane of the wing designed to reduce drag by its effect on wingtip vortices.