Spiloma, spi-lō′ma, n. a birth-mark, a nævus. [Gr.]

Spilosite, spil′o-sīt, n. a greenish schistose rock spotted with chlorite, occurring in the Harz—the German Fleckenschiefer. [Gr. spilos, a spot.]

Spilotes, spī-lō′tēz, n. a genus of colubrine serpents.

Spilt, spilt, p.adj. (Spens.) pieced, inlaid.

Spilth, spilth, n. spilling, anything spilt or poured out lavishly, excess of supply.

Spilus, spī′lus, n. a nævus or birth-mark. [Gr. spilos, a spot.]

Spin, spin, v.t. to draw out and twist into threads: to draw out a thread as spiders do: to draw out tediously: to cause to whirl rapidly: to fish with a swivel or spoon-bait: to reject at an examination.—v.i. to practise the art or trade of spinning, to perform the act of spinning: to issue in a small or thread-like current: to whirl, to go fast:—pr.p. spin′ning; pa.t. and pa.p. spun.—n. a rapid revolving motion, a spurt at high speed.—ns. Spin′ner, one who spins: (Shak.) a spider: a spinneret;

Spin′neret, an organ, or one of the organs, with which insects form their webs.—adj. Spinner′ular.—ns. Spin′nerule, one of the tubules of a spinneret; Spin′nery, a spinning-mill.—adj. Spin′ning, used in spinning.—ns. Spin′ning-house, a place of correction where lewd and incorrigible women were made to spin; Spin′ning-jenn′y, a machine by which a number of threads can be spun at the same time; Spin′ning-mill, a factory where thread is spun; Spin′ning-wheel, a machine for spinning yarn, consisting of a wheel driven by the hand or by a treadle, which drives one or two spindles.—Spin a yarn, to tell a long story; Spin out, to prolong tediously. [A.S. spinnan; Ger. spinnen.]

Spinach, Spinage, spin′āj, n. an esculent vegetable whose thick succulent young leaves are boiled and seasoned, or fried with butter, forming a wholesome dish.—adj. Spinā′ceous. [It. spinace—Low L. spināceusspina, a thorn.]

Spinal, spīn′al, adj. pertaining to the spine or backbone.—n. Spī′na, a spine, the backbone: one of the quills of a spinet: a barrier dividing the Roman hippodrome longitudinally.—adj. Spin′āte, covered with spines or spine-like processes.—Spinal column, the backbone; Spinal cord, marrow, the main neural axis of every vertebrate.