diameter, circumference, parsec, vicinity, distances, width, millionths, orbital velocity, arcsecond, verticle, muzzle velocity, cartesian coordinates, hypocenter, miles, waveband, radial, micrometres, within, ellipse, ellipsoids, mev, torque, spacing, dipole moment, zones, hypervelocity, directional antenna, kilometers, detents, velocities, square, perimeters, epicentral, countersink, protrusion, newtons, focal length, decibels, area, toroid, apertures, quadrants, angulation, centimeter, internodes, gauss, dipoles, femoral nerve, microns, directivity, centroid, feet, coriolis, omnidirectional antenna, milliwatt, angstroms, illuminance, curvature, cylinder, millimeter, corrugation, veinlet, micrometers, transmissivity, cryostat, trapezoid, millivolts, axial, wingspan, angle, photocell, pawl, mediastinum, concentricity, isotherm, inductances, condyle, dorsum, foliation, nmi, passband, dimensions, milliampere, hallux, airburst, neutron radiation, pixel, cubits, rotator, workpiece, baryon, vernier, monopoles, rectangle, rhombus, size, sphericity, magnification, torus, absorption coefficient, rotor shaft, radians, radii, diameters, spacings, wavelength, length, widths, lengths, altitude, sizes, thickness, amplitude, depth, interval, r0, tangent, nondimensional, dimensionless, =, coefficient, displacement, normalised, equipotential, extrapolated, normalized, <, deflection, deg, q, k, parabolic, r

radius of curvature, semidiameter

., articulatio radiocarpea, big blue, blu-82, carpus, circle of curvature, keyhole saw, osculating circle, pivot joint, rad, radial, radian, radiocarpal joint, radius of curvature, semidiameter, solar parallax, spiral, turn on a dime, wrist, wrist joint

bicycle wheel, cartwheel, diam, diameter, forearm, wagon wheel

arm bone, length, part, region, straight line, support

r, spoke