tatsoi

noun

tat·​soi ˈtät-ˈsȯi How to pronounce tatsoi (audio)
: an Asian mustard (Brassica rapa var. rosularis) having a rosette of edible dark green spoon-shaped glossy leaves
also : the leaves

Examples of tatsoi in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
At WangJia the choice is tatsoi; its leaves soften in the heat more quickly than bok choy, a close brassica relative. Los Angeles Times, 22 Sep. 2022 Others, like broccoli, cabbage, tatsoi, and sunflower and pea shoots, are mild tasting. BostonGlobe.com, 1 June 2021 Fresh mizuna and tatsoi will soon join sweet spinach, sprouting outdoors under gauzy sheets. Jennifer Oldham Washington Post, Star Tribune, 5 Mar. 2021 Purslane is a crunchy green available at many farmers’ markets; substitute with tatsoi or baby spinach. SFChronicle.com, 18 Sep. 2020

Word History

Etymology

Chinese (Guangdong) daat-choi, from daat- sink, fall flat + choi vegetable (or from a cognate compound in another Chin dialect)

First Known Use

1987, in the meaning defined above

Time Traveler
The first known use of tatsoi was in 1987

Browse Nearby Words

Cite this Entry

“Tatsoi.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tatsoi. Accessed 5 Jul. 2026.

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