Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun chrome_alum

1 sense of chrome alum

Sense 1
chrome alum -- (a violet-colored salt used in hide tanning and as a mordant in dyeing)
       => mordant -- (a substance used to treat leather or other materials before dyeing; aids in dyeing process)
       => salt -- (a compound formed by replacing hydrogen in an acid by a metal (or a radical that acts like a metal))