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aeronautics |
(used with a sing. verb) a science that deals with the design, operation, and navigation of aircraft. |
azimuth |
an arc measured horizontally and clockwise from a point north, in navigation, or a point south, in astronomy, to another point where a vertical circle intersects the horizon. [1/2 definitions] |
celestial navigation |
navigation based on the position of the sun, moon, and stars. |
Global Positioning System |
a public satellite navigation system designed and controlled by the U.S. Department of Defense that provides an accurate global time reference and is used to determine a precise location on Earth. |
GPS |
abbreviation of "Global Positioning System," a public satellite navigation system designed and controlled by the U.S. Department of Defense that provides an accurate global time reference and is used to determine a precise location on Earth. |
logbook |
any book for keeping records of events, navigation details, or the like; log. |
loran |
a navigational system that can determine the position of a ship or aircraft by measuring the time interval between pulsed radio signals from two known ground stations (acronym for "long range navigation"). |
mariner |
a person who oversees or assists in the navigation of a marine vessel; sailor. [1/2 definitions] |
maritime |
of or relating to sea ships or navigation of the sea. [1/2 definitions] |
nautical mile |
a unit of length equal to 1.852 kilometers or 6,076.1 feet, used in sea and air navigation. |
navigator |
a person who practices the art of navigation. [1/2 definitions] |
pilothouse |
a sheltered part of a ship containing the steering device and instruments for navigation; wheelhouse. |
quadrant |
an apparatus formerly used to measure the altitude of celestial objects, esp. for navigation. [1/5 definitions] |
quartermaster |
on a ship, one who is responsible for navigation, signaling, and the like. [1/2 definitions] |
sailing |
the craft of operating and navigating a vessel; navigation. [1/6 definitions] |
shoran |
an electronic system of navigational signals used in airplanes, ships, guided missiles, and the like to determine the precise position of the aircraft or ship (acronym for "short range navigation"). |
snag |
a submerged tree, stump, branch, or root that hinders navigation. [1/7 definitions] |
sonar |
a way to find objects underwater by sending and reflecting sound waves. (The word is formed from "sound navigation and ranging.") [1/2 definitions] |
Texas tower |
a tall platform or structure, built offshore, that is used to support radar or navigation equipment. |
water hyacinth |
an aquatic plant of tropical America that bears bluish purple flowers and forms dense floating masses, often impeding navigation. |
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