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A braid, as of hair or straw; a plat. Polish plait. (Med.) Same as Plica.

Any tree of the genus Platanus.

a of any plane figure, however irregular, by passing a tracer around the bounding line; a platometer.

icles in a declaration of the principles of a party or cause; as, a plank in the national platform. [Cant] Plank road, or Plank way, a road surface formed of planks. [U.S.] -- To walk the plank, to walk along a plank laid across the bulwark of a ship, until one overbalances it and falls into the sea; -- a method of dis…

l, clay, ivory, or the like, used for ornament, or for painting pictures upon, as a slab, plate, dish, or the like, hung upon a wall; also, a smaller decoration worn on the person, as a brooch.

An iron breastplate, worn under the hauberk.

A small, hard, elastic plate, as of ivory, bone, or rubber, placed in contact with body to receive the blow, in examination by mediate percussion. [Written also plexometer.]

A small extent of ground; a plat; as, a garden plot. Shak.

A disciple of Plotinus, a celebrated Platonic philosopher of the third century, who taught that the human soul emanates from the divine Being, to whom it reunited at death.

himself. -- Plunge, or plunging, battery (Elec.), a voltaic battery so arranged that the plates can be plunged into, or withdrawn from, the exciting liquid at pleasure.

The breastplate of the armor of a horse. See Peytrel. [Obs.] Chaucer.

An effect produced upon the plates of a voltaic battery, or the electrodes in an electrolytic cell, by the deposition upon them of the gases liberated by the action of the current. It is chiefly due to the hydrogen, and results in an increase of the resistance, and the setting up of an opposing electro-motive force, bo…

part of a polariscope which receives and polarizes the light. It is usually a reflecting plate, or a plate of some crystal, as tourmaline, or a doubly refracting crystal.

-- Pole of a lens (Opt.), the point where the principal axis meets the surface. -- Pole plate (Arch.), a horizontal timber resting on the tiebeams of a roof and receiving the ends of the rafters. It differs from the plate in not resting on the wall.

smooth and glossy, as by friction; hence, highly finished; refined; polite; as, polished plate; polished manners; polished verse.

Of or pertaining to polytypes; obtained by polytyping; as, a polytype plate.

Like a pop; suddenly; unexpectedly. "Pop goes his plate." Beau. & Fl.

s is rubbed with silk, or which appears at that pole of a voltaic battery attached to the plate that is not attacked by the exciting liquid; -- formerly called vitreous electricity; -- opposed to Ant: negative electricity. -- Positive eyepiece. See under Eyepiece. -- Positive law. See Municipal law, under Law. -- Po…

The hindermost dorsal piece of a thoracic somite of an insect; the plate behind the scutellum.

ication of knowledge; -- opposed to theory. There are two functions of the soul, -- contemplation and practice. South. There is a distinction, but no opposition, between theory and practice; each, to a certain extent, supposes the other; theory is dependent on practice; practice must have preceded theory. Sir W. Hamilt…