spiral+line
51spiral bevel gear — A ring and pinion setup widely used in automobile differentials. The teeth of both the ring and the pinion are tapered and are cut on a spiral so that they are at an angle to the center line of the pinion shaft. See bevel gear …
52spiral — n. [L. spira, coil] A curved line or surface extending outward with continuously increasing radius of curvature …
53line conch — noun a spiral marine shell (Fasciolaria distans), of Florida and the West Indies, marked by narrow, dark, revolving lines …
54Intertrochanteric line — Infobox Bone Name = Intertrochanteric line Latin = linea intertrochanterica GraySubject = 59 GrayPage = 245 Caption = Right hip joint from the front. (Intertrochanteric line labeled at bottom left.) Caption2 = Right femur. Anterior surface.… …
55Equiangular spiral — Spiral Spi ral, n. [Cf. F. spirale. See {Spiral}, a.] 1. (Geom.) A plane curve, not re[ e]ntrant, described by a point, called the generatrix, moving along a straight line according to a mathematical law, while the line is revolving about a fixed …
56Logarithmic spiral — Spiral Spi ral, n. [Cf. F. spirale. See {Spiral}, a.] 1. (Geom.) A plane curve, not re[ e]ntrant, described by a point, called the generatrix, moving along a straight line according to a mathematical law, while the line is revolving about a fixed …
57Mason and Dixon's line — Line Line, n. [OE. line, AS. l[=i]ne cable, hawser, prob. from L. linea a linen thread, string, line, fr. linum flax, thread, linen, cable; but the English word was influenced by F. ligne line, from the same L. word linea. See {Linen}.] 1. A… …
58Mason-Dixon line — Line Line, n. [OE. line, AS. l[=i]ne cable, hawser, prob. from L. linea a linen thread, string, line, fr. linum flax, thread, linen, cable; but the English word was influenced by F. ligne line, from the same L. word linea. See {Linen}.] 1. A… …
59On the line — Line Line, n. [OE. line, AS. l[=i]ne cable, hawser, prob. from L. linea a linen thread, string, line, fr. linum flax, thread, linen, cable; but the English word was influenced by F. ligne line, from the same L. word linea. See {Linen}.] 1. A… …
60Right line — Line Line, n. [OE. line, AS. l[=i]ne cable, hawser, prob. from L. linea a linen thread, string, line, fr. linum flax, thread, linen, cable; but the English word was influenced by F. ligne line, from the same L. word linea. See {Linen}.] 1. A… …
