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The negative plate of a voltaic or electrolytic cell. Negative pregnant (Law), a negation which implies an affirmation.

cast steel containing nickel, which greatly increases its strength. It is used for armor plate, bicycle tubing, propeller shafts, etc.

An impression on paper taken from an ancient incised decoration or metal plate.

It depends upon the action of light in rendering a thin layer of bitumen, with which the plate is coated, insoluble.

Colored rings formed upon a metal plate by the electrolytic disposition of copper, lead peroxide, etc. They may be produced by touching with a pointed zinc rod a silver plate on which is a solution of copper sulphate.

re of, or relating to, a node; as, a nodal point. Nodal line, Nodal point, in a vibrating plate or cord, that line or point which remains at rest while the other parts of the body are in a state of vibration.

Very lately; not long ago. They that but now, for honor and for plate, Made the sea blush with blood, resign their hate. Waller.

e region of, the back, or nape, of the neck; -- applied especially to the anterior median plate in the carapace of turtles.

t multiplies exceedingly, especially in cotton fields. -- Nut lock, a device, as a metal plate bent up at the corners, to prevent a nut from becoming unscrewed, as by jarring. -- Nut pine. (Bot.) See under Pine. -- Nut rush (Bot.), a genus of cyperaceous plants (Scleria) having a hard bony achene. Several species ar…

t for obscurity designed. Dryden. They were now brought forth from obscurity, to be contemplated by artists with admiration and despair. Macaulay.

A plate which forms the back part of the head of insects.

or ornament, or for use. "I have boots on." B. Gonson. He put on righteousness as a breastplate. Is. lix. 17.

Moving in a forward direction; tending toward a contemplated or desirable end; forward; as, an onward course, progress, etc.

One of the plates which in some Crustacea inclose a cavity wherein the eggs are hatched.

Any one of the bony plates which support the gill covers of fishes; an opercular bone.

The fold of integument, usually supported by bony plates, which protects the gills of most fishes and some amphibians; the gill cover; the gill lid.

A camera for obtaining a circular panoramic view of the horizon. The photographic plate is placed horizontally with a vertical lens above. A mirror of peculiar shape reflects light from the entire horizon to the lens, by means of which it is focused upon the plate.

A genus of plectognath fishes having the body covered with solid, immovable, bony plates. It includes the trunkfishes.

to subject (a plate or film) too long to the developing process.

to subject (a plate or film) too long to the actinic action of the light used in producing a picture. -- O`ver*ex*po"sure (#), n.