DIRECTIONAL • FREE TRANSLATOR.ORG • Definition of Directional

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adjective

directional adj.

Of or pertaining to direction (definition 2).

Serving to indicate direction.

(Radio) Transmitting radio signals in a specific direction, or receiving signals only from a narrow angle of directions, thus serving to indicate the direction from which radio signals are coming. Used of antennas; as, a directional antenna.

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Etymology of 'Directional'

Collaborative International Dictionary of English 0.48

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"Directional" Quotes from Famous Books

... at the thought. "What could we have to hide? I doubt if any planet has as simple and one-directional an existence as ours." ...

— Deathworld • Harry Harrison

... was watching the pip of light as Cain got the scanner's directional going, tracked it. Suddenly there were others coming as though to meet it, and it swerved violently, obviously in flight. And now there were more yet, this time from the starboard quadrant of ...

— The Women-Stealers of Thrayx • Fox B. Holden

... (Figs. 1 and 2) before you illustrate two such material systems.[1] The directions of rotation of the fly-wheels in the gyrostatic system (Fig. 2) are indicated by directional ellipses, which show in perspective the direction of rotation of the fly-wheel of each gyrostat. The gyrostatic system (Fig. 2) might have been constituted of two gyrostatic members, but four are shown for symmetry. The inclosing circle represents in each case in section an inclosing spherical ...

— Scientific American Supplement, No. 460, October 25, 1884 • Various

... of lateral balance had not been entirely overcome. It was decided, therefore, to turn the vertical fin at the rear into a rudder by making it movable. At the same time it was realised that there was a definite relation between lateral balance and directional control, and the rudder controls and wing-warping wires were accordingly connected This ended the pioneer gliding experiments of Wilbur and Orville Wright—though further glides were made in subsequent years—as the following year, 1903, saw the first ...

— A History of Aeronautics • E. Charles Vivian

... you become stalled or lost, don't panic. Think the problem through, decide what's the safest and best thing to do, and then do it slowly and carefully. If you are on a well-traveled road, show a trouble signal. Set your directional lights to flashing, raise the hood of your car, or hang a cloth from the radio aerial or car window. Then stay in your car and wait for help to arrive. If you run the engine to keep warm, remember to open ...

— In Time Of Emergency - A Citizen's Handbook On Nuclear Attack, Natural Disasters (1968) • Department of Defense

... is hereby ordered that the existing boundary line between Coeur d'Alene and Lewiston Land Districts, State of Idaho, be and it is hereby changed and re-established as follows: Beginning on the boundary line between the States of Idaho and Washington at the northwest corner of directional township forty-two (42) north, range six (6) west, Boise meridian, thence east along the boundary line between townships forty-two (42) and forty-three (43) north, to the crest of the ...

— Messages and Papers of William McKinley V.2. • William McKinley

Words linked to "Directional" : omnidirectional, direction, directing, guiding, directive, directional antenna