decolorize

to make white or whiter by removing color the sample was decolorized before being examined under a microscope Synonyms blanch, bleach, blench, whiten, dull, fade, pale, snow, wash outRelated Words brighten, lighten; dim, mat (also matte or matt); etiolate; whitewash; frost, silverNear Antonyms blacken; blotch, checker, dapple, daub, discolor, fleck, marble, mottle, pattern, polychrome, shade, speck, speckle, splotch, spot, streak, striate, stripe, tarnish, variegate; color, dye, paint, pigment, stain, tincture, tinge, tint; burnish, polish, shineAntonyms darken, deepen, embrown