balance beam, uneven bars, parallel bars, pommel, laser beam, collimation, parabolic reflector, pommel horse, collimator, lattice, gantry, laser, reflector, scintillator, vault, searchlight, diffraction, retroreflector, electromagnet, gimbals, microelectrode, diffracting, cantilever, photoelectron, truss, electron beam, skylight, detector, girder, plasmon, gnomon, mev, weld, antiproton, handspring, crossbeam, workpiece, diffraction grating, galvanometer, cryostat, galvo, linear accelerator, magnetic flux, stator, photon, sponson, toroid, armillary sphere, monochromator, spectroscope, dipole antenna, photoluminescence, meter, resonator, photoemission, tailstock, photometer, handrail, klystron, dipole moment, electric dipole, kev, capstan, azimuthal, parabolic mirror, electron volt, hypervelocity, gooseneck, tomographic, anneal, photometry, goniometer, busbar, refract, circular polarization, waveguide, compensator, resonant cavity, phonon, antenna, gamma ray, directional antenna, aerofoil, radiating, muon, illumination, photodetector, electrode, strobe, undulator, microswitch, penlight, magnetic dipole, trunnion, gymnast, magnetron, vaulter, weldment, radome, interferometer, superstructure, pulser, beams, bar, slab, band, slit, crossbar, lintel, strip, fio, frame, plank, rail, cone, cylinder, filament, flange, girders, plinth, foregoing, above, abovementioned, aerodynamic, aforementioned, ahove, certain, physiological, statical, toxicological, acoustical, agronomic, analgesic, anchorage, applicable, ascorbic, atom, biodynamic, calculated, choice

balk, baulk, beacon, beat down, blaze, box beam, box girder, burn, cantilever, crossbeam, crosspiece, flame, flare, flick, flicker, girder, glare, glow, header, joist, keel, keelson, laser beam, lintel, moonbeam, moonray, opalesce, outshine, particle beam, rafter, rebroadcast, rerun, rider plate, ridge, ridgepole, rooftree, satellite, scintillate, shimmer, shore, sportscast, sunbeam, sunray, telecast, televise, televize, tie, tie beam, timber, trave, traverse, twinkle, winkle

analytical balance, beam-ends, beamy, betatron, box beam, box girder, camera, cantilever, cathode-ray tube, cathode ray, ceilinged, chemical balance, collimator, concave lens, converging lens, convex lens, crossbeam, crosspiece, crt, diffraction grating, dim, dip, diverging lens, draped, electron lens, electron microscope, flood, floodlight, flood lamp, foglamp, girder, grating, header, high beam, hold, incidence, induction accelerator, inoic beam, ion beam, joist, keelson, kerr cell, large, laser, laser beam, laser printer, lens, lintel, low beam, major lobe, occult, optical maser, optical prism, parabolic reflector, paraboloid reflector, perfectly, photocoagulation, photoflood, plate, polaroid, post and lintel, prism, projector, ray, refract, rider plate, ridge, ridgepole, rooftree, scan, scanning, searchlight, shore, shoring, smart bomb, soffit, spot, spotlight, standard, support, television camera, tensiometer, tie, tie beam, timber, trave, traverse, tv camera, tyndall effect, x-ray tube

appear, broadness, electromagnetic radiation, electromagnetic wave, evince, exerciser, experience, express, feel, gymnastic apparatus, light, look, seem, show, sign, signal, signaling, smile, structural member, visible light, visible radiation, wideness

air, balance beam, beam of light, broadcast, glow, light beam, radiate, radio beam, ray, ray of light, send, shaft, shaft of light, shine, transmit