| NOUN | substance | chrome alum | a violet-colored salt used in hide tanning and as a mordant in dyeing |
|---|
| Meaning | A violet-colored salt used in hide tanning and as a mordant in dyeing. | |
|---|---|---|
| Broader | mordant | A substance used to treat leather or other materials before dyeing |
| salt | A compound formed by replacing hydrogen in an acid by a metal (or a radical that acts like a metal) | |
| Spanish | alumbre de cromo | |
| Catalan | alum de crom | |
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