Phrase guide

choy sum

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A Chinese vegetable, a variety of Brassica rapa parachinensis subspecies, similar to bok choy but slimmer, with smooth green leaves and pale green stems, and clusters of flowers on the tips of the inner shoots.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Borrowed from Cantonese 菜心 (coi3 sam1, literally “vegetable heart”). Doublet of caixin.

Across languages

Translations

10 source translations are retained for this English entry.

  • Chinese Cantonese: 菜心 (coi3 sam1) — vegetable
  • Chinese: 菜心 (chhài-sim) — vegetable
  • Chinese Mandarin: 菜心 (càixīn) — vegetable
  • Chinese Mandarin: 菜薹 (càitái) — vegetable
  • Finnish: sellerikaali — vegetable
  • Indonesian: sawi hijau — vegetable
  • Indonesian: caisim — vegetable
  • Japanese: 菜心 (saishin) — vegetable
  • Korean: 채심 (chaesim) — vegetable
  • Vietnamese: cải ngồng — vegetable