Mordant is a substance that fixes dyes.

Webster Dictionary Meaning

1. Mordant
- Biting; caustic; sarcastic; keen; severe.
- Serving to fix colors.
2. Mordant
- Any corroding substance used in etching.
- Any substance, as alum or copperas, which, having a twofold attraction for organic fibers and coloring matter, serves as a bond of union, and thus gives fixity to, or bites in, the dyes.
- Any sticky matter by which the gold leaf is made to adhere.
3. Mordant
- To subject to the action of, or imbue with, a mordant; as, to mordant goods for dyeing.
Category: Microbiology
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