helically, circumferentially, concentrically, coaxially, diffraction grating, embroidery hoop, transversely, convex lens, radially, cadmium sulfide, anal fin, spermatic cord, distally, granulation tissue, equilateral triangle, anal canal, ciliary body, axially, anteriorly, posteriorly, spherically, reddish purple, focally, parabolic reflector, spirally, electrolytic capacitor, coronary sinus, capillary tube, fresnel lens, caudal fin, auditory canal, medially, iris diaphragm, orthogonally, lacrimal gland, hexagonally, photochemically, zona pellucida, crystalline lens, proximally, dorsally, lateral epicondyle, macroscopically, alveolar ridge, umbilical vein, foglamp, bristle brush, angularly, longitudinally, circularly, dipole antenna, variable resistor, covalent bond, inferiorly, abscission layer, spectrally, isosceles triangle, flower petal, metal lath, oppositely, pelvic fin, dipole moment, anisotropic, axisymmetric, contoured, convex, nonspherical, prismatic, aspherical, curved, dimensional, hardened, isotropic, polyhedral, prolate, refracting, rhomboidal, steel, trapezoidal, triangular, undeformed, unsymmetrical