Screed
(Screed) n. [Prov. E., a shred, the border of a cap. See Shred.]
1. (Arch.) (a) A strip of plaster of the thickness proposed for the coat, applied to the wall at intervals
of four or five feet, as a guide. (b) A wooden straightedge used to lay across the plaster screed, as a
limit for the thickness of the coat.
2. A fragment; a portion; a shred. [Scot.]
Screed
(Screed), n. [See 1st Screed. For sense 2 cf. also Gael. sgread an outcry.]
1. A breach or rent; a breaking forth into a loud, shrill sound; as, martial screeds.
2. An harangue; a long tirade on any subject.
The old carl gae them a screed of doctrine; ye might have heard him a mile down the wind.
Sir W. Scott. Screen
(Screen) n. [OE. scren, OF. escrein, escran, F. écran, of uncertain origin; cf. G. schirm a screen,
OHG. scirm, scerm a protection, shield, or G. schragen a trestle, a stack of wood, or G. schranne a
railing.]
1. Anything that separates or cuts off inconvenience, injury, or danger; that which shelters or conceals
from view; a shield or protection; as, a fire screen.
Your leavy screens throw down.
Shak.
Some ambitious men seem as screens to princes in matters of danger and envy.
Bacon. 2. (Arch.) A dwarf wall or partition carried up to a certain height for separation and protection, as in a
church, to separate the aisle from the choir, or the like.
3. A surface, as that afforded by a curtain, sheet, wall, etc., upon which an image, as a picture, is thrown
by a magic lantern, solar microscope, etc.
4. A long, coarse riddle or sieve, sometimes a revolving perforated cylinder, used to separate the coarser
from the finer parts, as of coal, sand, gravel, and the like.
Screen
(Screen) v. t. [imp. & p. p. Screened ; p. pr. & vb. n. Screening.]
1. To provide with a shelter or means of concealment; to separate or cut off from inconvenience, injury,
or danger; to shelter; to protect; to protect by hiding; to conceal; as, fruits screened from cold winds by a
forest or hill.
They were encouraged and screened by some who were in high commands.
Macaulay. 2. To pass, as coal, gravel, ashes, etc., through a screen in order to separate the coarse from the fine,
or the worthless from the valuable; to sift.
Screenings
(Screen"ings) n. pl. The refuse left after screening sand, coal, ashes, etc.
Screw
(Screw) n. [OE. scrue, OF. escroue, escroe, female screw, F. écrou, L. scrobis a ditch, trench,
in LL., the hole made by swine in rooting; cf. D. schroef a screw, G. schraube, Icel. skrufa.]
1. A cylinder, or a cylindrical perforation, having a continuous rib, called the thread, winding round it
spirally at a constant inclination, so as to leave a continuous spiral groove between one turn and the
next, — used chiefly for producing, when revolved, motion or pressure in the direction of its axis, by the
sliding of the threads of the cylinder in the grooves between the threads of the perforation adapted to it,
