treacle mustard

noun

Any of several species of the cruciferous genus Erysimum, especially Erysimum cheiranthoides, which was formerly used as an ingredient in Venice treacle, or theriac.

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Meanings

nountreacle mustard (countable and uncountable, plural treacle mustards)

plural treacle mustards

  1. countableuncountableAny of several species of the cruciferous genus Erysimum, especially Erysimum cheiranthoides, which was formerly used as an ingredient in Venice treacle, or theriac.
Cite this entry
APA

treacle mustard. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/treacle%20mustard

MLA

“treacle mustard.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/treacle%20mustard. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “treacle mustard,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/treacle%20mustard.

Source: treacle mustard on Wiktionary, CC BY-SA 4.0.