pic vs spectrograph

Other hyponyms of pic include beefcake, black and white, monochrome, blueprint, cheesecake, closeup, daguerreotype, blowup, enlargement, magnification, frame, glossy, headshot, hologram, holograph, longshot, microdot, arial mosaic, mosaic, photomosaic, mug shot, mugshot, photocopy, stock image, stock photograph, photographic print, print, photomicrograph, radiogram, radiograph, shadowgraph, skiagram, skiagraph, shot, snap, snapshot, spectrogram, stereo, stereoscopic photograph, stereoscopic picture, still, telephoto, telephotograph, telephotograph, time exposure, vignette, wedding picture, scene, shot, latergram, instagay, bromoil, micrograph.