armillary sphere Definition

armillary, celestial sphere, newtonian telescope, gnomon, polyhedron, tetrahedron, sundials, lunette, geometer, astrolabe, retroreflector, zoomorphic, ogee, parabolic mirror, collinear, openwork, octagons, spectroscope, hipparchus, conic, isosceles, pentagonal, zoetrope, demilune, hyperbolic geometry, equilateral triangle, cartouches, dodecahedron, camera obscura, horsehead nebula, bentwood, theodolite, watchcase, winglike, blackbody, equilateral, polychromatic, ellipsoidal, garniture, chambered nautilus, pediments, quatrefoil, jardiniere, stipple, binnacle, wind vane, semicircles, sextants, yantra, lacelike, stereopticon, cubistic, caryatids, sgraffito, geodesic, hexagram, circlet, metopes, andirons, turtleback, relativity theory, rhombus, pendulums, cuboid, sundog, tycho brahe, rebus, vitrine, tympanum, cruciform, magnetic monopole, azimuthal, toroid, corbel, lemon squeezer, quasicrystal, celestial mechanics, escutcheons, quincunx, crenellations, illuminated, lathed, tangram, reredos, dowsing rod, pentagons, daliesque, quoins, isosceles triangle, photomicrograph, polychrome, kufic, fanlike, superstring, electrostatic generator, stereoscopes, edmund halley, faience, reeded, ankh,