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To saw (wood) lengthwise of the grain or fiber. Ripping chisel (Carp.), a crooked chisel for cleaning out mortises. Knight. -- Ripping iron. (Shipbuilding) Same as Ravehook. -- Ripping saw. (Carp.) See Ripsaw. -- To rip out, to rap out, to utter hastily and violently; as, to rip out an oath. [Colloq.] See To rap out…

h coarse teeth which have but a slight set, used for cutting wood in the direction of the fiber; -- called also ripping saw.

A rockling. -- Rock cork (Min.), a variety of asbestus the fibers of which are loosely interlaced. It resembles cork in its texture. -- Rock crab (Zoöl.), any one of several species of large crabs of the genus Cancer, as the two species of the New England coast (C. irroratus and C. borealis). See Illust. under Cancer…

.] -- Roller gin, a cotton gin inn which rolls are used for separating the seeds from the fiber. -- Roller mill. See under Mill. -- Roller skate, a skate which has small wheels in the place of the metallic runner; -- designed for use in skating upon a smooth, hard surface, other than ice.

acle (Zoöl.), one of the Rhizocephala. -- Root hair (Bot.), one of the slender, hairlike fibers found on the surface of fresh roots. They are prolongations of the superficial cells of the root into minute tubes. Gray. -- Root leaf (Bot.), a radical leaf. See Radical, a., 3 (b). -- Root louse (Zoöl.), any plant louse…

t made of cordage, or strands of old rope. -- Rope of sand, something of no cohession or fiber; a feeble union or tie; something not to be relied upon. -- Rope pump, a pump in which a rapidly running endless rope raises water by the momentum communicated to the water by its adhesion to the rope. -- Rope transmission…

to cause to be wholly or partially decomposed by natural processes; as, to rot vegetable fiber.

Having a rough grain or fiber; hence, figuratively, having coarse traits of character; not polished; brisque.

ting; the state of being asunder; as, the rupture of the skin; the rupture of a vessel or fiber; the rupture of a lutestring. Arbuthnot. Hatch from the egg, that soon, Bursting with kindly rupture, forth disclosed Their callow young. Milton.

very thin transparent and apparently homogenous sheath which incloses a striated muscular fiber; the myolemma.

tryctural elements, called sarcous elements, or sarcous disks, of which striated muscular fiber is composed.

satin grackle. -- Satin flower (Bot.) See Honesty, 4. -- Satin spar. (Min.) (a) A fine fibrous variety of calcite, having a pearly luster. (b) A similar variety of gypsum. -- Satin sparrow (Zoöl.), the shining flycatcher (Myiagra nitida) of Tasmania and Australia. The upper surface of the male is rich blackish gree…

ding coarsely. Scribbing machine, the machine used for the first carding of wool or other fiber; -- called also scribbler.

To separate the woody fiber from (flax, hemp, etc.) by beating; to swingle.

the coast of South Carolina and Georgia; as, sea-island cotton, a superior cotton of long fiber produced on those islands.

tc. -- Sense organule (Anat.), one of the modified epithelial cells in or near which the fibers of the sensory nerves terminate.

Concerned both in sensation and volition; -- applied to those nerve fibers which pass to and from the cerebro-spinal axis, and are respectively concerned in sensation and volition. Dunglison.

orium or sensation; as, sensory impulses; -- especially applied to those nerves and nerve fibers which convey to a nerve center impulses resulting in sensation; also sometimes loosely employed in the sense of afferent, to indicate nerve fibers which convey impressions of any kind to a nerve center.

A gelatinous nitrogenous material extracted from crude silk and other similar fiber by boiling water; -- called also silk gelatin.

A kind of muscovite occuring in silky scales having a fibrous structure. It is characteristic of sericite schist.