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The Collaborative International Dictionary
dish antenna

Dish \Dish\ (d[i^]sh), n. [AS. disc, L. discus dish, disc, quoit, fr. Gr. di`skos quoit, fr. dikei^n to throw. Cf. Dais, Desk, Disc, Discus.]

  1. A vessel, as a platter, a plate, a bowl, used for serving up food at the table.

    She brought forth butter in a lordly dish.
    --Judg. v. 25.

  2. The food served in a dish; hence, any particular kind of food, especially prepared food; as, a cold dish; a warm dish; a delicious dish. ``A dish fit for the gods.''

    Home-home dishes that drive one from home.

  3. The state of being concave, or like a dish, or the degree of such concavity; as, the dish of a wheel.

  4. A hollow place, as in a field.

  5. (Mining)

    1. A trough about 28 inches long, 4 deep, and 6 wide, in which ore is measured.

    2. That portion of the produce of a mine which is paid to the land owner or proprietor.

  6. anything with a discoid and concave shape, like that of a dish.

  7. an electronic device with a concave reflecting surface which focuses reflected radio waves to or from a point, used as a receiving or transmitting antenna; also called dish antenna. The dish is often shaped as a paraboloid so as to achieve a high sensitivity and enable reception of weak signals when used as a receiving antenna, or to focus transmitted signals into a narrow beam when used as a transmitting antenna.

    Syn: dish aerial, dish antenna, saucer. [PJC]

  8. a very attractive woman or young lady, especaially one sexually attractive; -- sometimes considered offensive and sexist; as, the departmental secretary is quite a dish.

    Syn: smasher, stunner, knockout, beauty, sweetheart, peach, lulu, looker, mantrap, dish. [WordNet 1.5 + PJC]

  9. a favorite activity, or an activity at which one excels.

    Syn: cup of tea, bag. [WordNet 1.5 + PJC]

  10. the quantity that a dish will hold, or a dish filled with some material.

    Syn: dishful. [WordNet 1.5 + PJC]

    satellite dish a dish antenna used to receive signals from or to transmit signals to a satellite which transmits or receives radio signals. In most common usage, it refers to small dish antennas used to receive television programs broadcast from geostationary satellites.

dish antenna

Antenna \An*ten"na\, n.; pl. Antenn[ae]. [L. antenna sail-yard; NL., a feeler, horn of an insect.]

  1. (Zo["o]l.) A movable, articulated organ of sensation, attached to the heads of insects and Crustacea. There are two in the former, and usually four in the latter. They are used as organs of touch, and in some species of Crustacea the cavity of the ear is situated near the basal joint. In insects, they are popularly called horns, and also feelers. The term in also applied to similar organs on the heads of other arthropods and of annelids.

  2. (Electronics) A metallic device, variously shaped, designed for the purpose of either transmitting or receiving radio waves, as for radio or television broadcasting, or for transmitting communication signals. Some types are: whip antenna, antenna tower, horn antenna, dish antenna, directional antenna and rabbit ears. See transmitter, receiver.

dish antenna

n. (context radio English) A paraboloid shaped antenna

dish antenna

n. directional antenna consisting of a parabolic reflector for microwave or radio frequency radiation [syn: dish, dish aerial, saucer]

Usage examples of "dish antenna".

Nearby was the transmitting equipment: a silver dish antenna, the black transmitter box, the snaking coaxial cables running to the portable video camera mounted on the collapsible tripod.

That dish antenna suspended from the ridge-pole in the gable overhead was what had brought him to Casa Piedra.

Proficient, businesslike, Rudi Gunn had wasted no precious time in seeking permission to dismantle the huge dish antenna in the middle of the Palawai volcano on Lanai.

The dish antenna atop its turret stopped spinning and pointed west, wobbling slightly.

The steel-and-aluminum shape of the great, steerable dish antenna, designed for modern astronomy, was silhouetted against the sky.

Both men glanced briefly at the slaves hauling boxes to the dish antenna, then scrutinized the stone wall for weak points.

A power cable snaked from the dish antenna's blocky base to a power supply on a lower shelf.

Jets of water skipped white and straddled the speeding boat as shells ripped away the airfoil above and behind the cockpit that held the parabolic satellite dish antenna and communications antenna and navigation transponder, blasting the remains into the river.

The signal, sent in a fraction of a second, was received by photovoltaic cells, read over to a UHF transmitter, and shot back down by a parabolic dish antenna towards Atlantic Fleet Communications headquarters.

But at the rear of this vehicle, pointing south and upward was a large parabolic-dish antenna, not unlike the kind used for radar.

Atop the assembly was a swivel-mounted dish antenna, from the center of which protruded an odd microwave radiator of ringed latticework, somewhat resembling a miniature version of Tom's space prober.