any salt or ester of dichromic acid. Dichromate salts contain the ion Cr2O72–
Also called: bichromate
WordReference Random House Unabridged Dictionary of American English © 2026
di•chro•mate
(dī krō′māt),USA pronunciation n.
- Chemistrya salt of the hypothetical acid H2Cr2O7, as potassium dichromate, K2Cr2O7.
- di-1 + chromate 1860–65
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'dichromate' also found in these entries (note: many are not synonyms or translations):