plate (redirected from plateless)

plate: see electron tube.

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plate

1. any shallow or flat receptacle, esp for receiving a collection in church

2. flat metal of uniform thickness obtained by rolling, usually having a thickness greater than about three millimetres

3. a thin coating of metal usually on another metal, as produced by electrodeposition, chemical action, etc.

4. Photog

a. a sheet of glass, or sometimes metal, coated with photographic emulsion on which an image can be formed by exposure to light

b. (as modifier): a plate camera

5. an orthodontic device, esp one used for straightening children's teeth

6. an informal word for denture

7. Anatomy any flat platelike structure or part

8. any of the rigid layers of the earth's lithosphere of which there are believed to be at least 15

9. Electronics

a. Chiefly US the anode in an electronic valve

b. an electrode in an accumulator or capacitor

10. a light horseshoe for flat racing

11. See plate rail

12. RC Church a flat plate held under the chin of a communicant in order to catch any fragments of the consecrated Host

13. Archaic a coin, esp one made of silver

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plate [plāt]

(building construction)

A shoe or base member, such as of a partition or other kind of frame.

The top horizontal member of a row of studs used in a frame wall.

(design engineering)

A rolled, flat piece of metal of some arbitrary minimum thickness and width depending on the type of metal.

(electricity)

One of the conducting surfaces in a capacitor.

One of the electrodes in a storage battery.

(electronics)

anode

(geology)

A smooth, thin, flat fragment of rock, such as a flagstone.

A large rigid, but mobile, block involved in plate tectonics; thickness ranges from 30 to 150 miles (50 to 250 kilometers) and includes both crust and a portion of the upper mantle.

(graphic arts)

In etching, the piece of copper, zinc, or other metal that constitutes the base from which prints are made.

In photography, a sheet of glass coated with a sensitized emulsion.

In printing, the reproduction of type or cuts in metal or other material; a plate may bear a relief, intaglio, or planographic printing surface.

(metallurgy)

A thick flat particle of metal powder.