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Nautical Terms and Phrases

The letters of the alphabet are listed with their corresponding phonetic alphabet term. The phonetic alphabet is used when spelling terms over a radio so that the listener does not confuse one letter for another.

The terms will show up below the list of letters when you click a letter.

A - Alpha N - November
B - Bravo O - Oscar
C - Charlie P - Papa
D - Delta Q - Quebec
E - Echo R - Romeo
F - Foxtrot S - Sierra
G - Golf T - Tango
H - Hotel U - Uniform
I - India V - Victor
J - Juliet W - Whiskey
K - Kilo X - X-Ray
L - Lima Y - Yankee
M - Mike Z - Zulu

In Irons With the bow of the boat directly into the wind so that neither side fills, this will stop a boat.
Inboard More toward the center of a vessel; inside; a motor fitted inside a boat.
Inland Rules Navigation rules governing waters inside designated demarcation zones.
Inmarsat-C A series of satellites that provide two-way communications. New World connects to the satellite network through Stratos Mobile Networks.
International Date Line The line of longitude 180 degrees opposite Greenwich, England. located in the Pacific that marks the date change.
International Rules Navigation rules governing waters outside designated demarcation zones.
Intertropical Convergence Zone A band of low pressure that forms over the regions of the warmest waters and land masses in the tropics.
Intracoastal Waterway Bays, rivers, and canals along the coasts connected so that vessels may travel without going into the sea. Commonly abbreviated ICW.
Inverter An electronic device that converts low-voltage direct current (battery power) into 115-volt alternating current (household electric power).
Iron Sail Slang for an engine on a sailboat.
Issinglass The clear, soft plastic material used for dodger window panels.