Nautical words

Willis Navigating Machine

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Willis Navigating Machine. Invented by E. J. Willis (U.S.A.) for the mechanical solution of navigational problems involving latitude, altitude, declination, hour angle. Weight 47 Ib.

Williwaws. Sudden and violent squalls met with in Straits of Magellan.

Willy Willy. Local name for a severe cyclone off coast of north-western Australia, and in Arafura Sea.

Winch. Machine consisting of a horizontal barrel revolving on an axis and operated by hand or power. Geared to give mechanical advantage. Used for lifting and lowering cargo, and for other purposes that require more power than can be supplied by crew.

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