treacle mustard

noun

Definition of treacle mustard

1 : a wallflower of the genus Erysimum especially : wormseed mustard

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Learn More About treacle mustard

Dictionary Entries Near treacle mustard

treacle mold

treacle mustard

treaclewort

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Cite this Entry

“Treacle mustard.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/treacle%20mustard. Accessed 28 Nov. 2021.

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