achromic adj : having no color [syn: achromous]

English

Adjective

1. Uncoloured; not pigmented; lacking in colour.

Usage notes

The OED regards this word as obsolete, but modern usage shows a return of this synonym for achromatic in the fields of medicine and chemistry.

Chromic means of, relating to, or containing chromium.

• Chromic acid
• Chromic phenomenon
• Chromic anhydride
• Chromic oxide
• chromic chloride
• chromic iron

• chlorochromic
• dichromic
• potassio-chromic
• fluochromic

achromatic, anemic, ashen, ashy, bled white, bloodless, cadaverous, chloranemic, colorless, dead, deadly pale, deathly pale, dim, dimmed, dingy, discolored, dull, etiolated, exsanguinated, exsanguine, exsanguineous, faded, faint, fallow, flat, ghastly, gray, haggard, hueless, hypochromic, lackluster, leaden, livid, lurid, lusterless, mat, mealy, muddy, neutral, pale, pale as death, pale-faced, pallid, pasty, sallow, sickly, tallow-faced, toneless, uncolored, wan, washed-out, waxen, weak, whey-faced, white