This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. Bitingly sarcastic: mordant satire.

adj. Incisive and trenchant: an inquisitor's mordant questioning.

adj. Bitingly painful.

adj. Serving to fix colors in dyeing.

n. A reagent, such as tannic acid, that fixes dyes to cells, tissues, or textiles or other materials.

n. A corrosive substance, such as an acid, used in etching.

v. To treat with a mordant.

adj. biting; caustic; sarcastic; keen; severe.

n. Any substance used to facilitate the fixing of a dye to a fibre; usually a metallic compound which reacts with the dye using chelation.

v. To subject to the action of, or imbue with, a mordant.

adj. Biting; caustic; sarcastic; keen; severe.

adj. Serving to fix colors.

n. Any corroding substance used in etching.

n. 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.

n. Any sticky matter by which the gold leaf is made to adhere.

v. To subject to the action of, or imbue with, a mordant.

Biting; keen; caustic; sarcastic; severe.

Having the property of fixing colors.

n. A metal chape covering one end of a strap or belt, especially if so arranged as to hook into a clasp on the other end to facilitate securing the belt round the person.

n. In the fine arts:

To imbue or treat with a mordant.

adj. harshly ironic or sinister

adj. of a substance, especially a strong acid; capable of destroying or eating away by chemical action

n. a substance used to treat leather or other materials before dyeing; aids in dyeing process

"In the case of Cornelis Drebbel, who invented a bright red dye color by mixing cochineal with a tin mordant, we cannot prove that the inspiration for the invention was directly related to this production method for gold purples, but, even if the connection is only circumstantial, it is a circumstance we cannot completely ignore."

sarcastic    destructive   

mordanted    mordanting    mordants   

dutch mordant    acid mordant colors    mordanting principle    mordent   

mordanted    mordanting   

biting    caustic    sarcastic    keen    severe    corrosive   

discordant   

caustic    vitriolic    self-deprecating    satiric    wry    corrosive    scathing    trenchant    acidic    unintended