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DICTIONARY · CC-CEDICT

於

简 于 · 於 · 繁 於
Mandarin · pinyin yú#

Meanings · yú

  1. (of time or place) in; at; on
  2. (indicating any indirect relation) to; toward; vis-à-vis; with regard to; for
  3. (indicating a source) from; out of
  4. (used in comparison) than
  5. (used in the passive voice) by
Mandarin · pinyin wū#

Meanings · wū

  1. (literary) Oh!
  2. Ah!
Mandarin · pinyin Yū#

Meanings · Yū

  1. surname Yu
  2. Taiwan pr. Yú
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Characters in this entry

於
yú · yū · in, at, on; interjection alas!
于
yú · in, on, at; go to; surname
Written characters and their own readings; the entry’s pronunciation is shown above.

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Entries containing 於 ↗Words written with 於 ↗Words written with 于 ↗

Mandarin tones

2 · yu2

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Sentences in context

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Read this spelling in Classical texts

Follow a written form into the eight pinned witnesses: Analects, Mencius, Laozi, Zhuangzi, Xunzi, Han Feizi, Sunzi and the Mao Shijing. A match is a place to investigate; it does not prove that a modern dictionary sense fits the passage.

於 · find source passages ↗ · 于 · find source passages ↗

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Compare dictionary sources Rime · Wiktionary

Rime Cantonese 粵拼

jyu1 · jyu4 · wu1

Cantonese word readings for 於. This lexicon supplies readings, not definitions.

CanCLID contributors · CC BY 4.0 · source & license · Data pack

Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

character · Etymology 1

  1. (indicates time or place) in; at; on
  2. (used before a noun to indicate the object of an action) with; on
  3. (used before a noun, verb or adjective to indicate the target of action) to
  4. (indicates beginning or source) from
  5. (indicates the agent of action) by
  6. (indicates comparison) than
  7. (used after a verb or adjective) with regard to

character · Etymology 2

  1. a surname

character · Etymology 3

  1. (alt-of, alternative) alternative form of 烏 /乌 (“crow; raven”)
  2. (alt-of, alternative) alternative form of 嗚 /呜 (wū, “alas!; oh!”)
  3. used in 於菟／於檡／於兔／於䖘 (wūtú, “tiger”)

Source page · dump 2026-09-02 · Contributors & history

Wiktionary contributors · CC BY-SA 4.0 · source & license · Data pack

於 · yu2 · wu1 · Yu1
CC-CEDICT contributors and MDBG · edition 2026-10-13 · source lines 52,315, 52,317, 52,316
Original dictionary · CC BY-SA 4.0 · Source & transformation details
Exact source records於 于 [yu2] /(of time or place) in; at; on/(indicating any indirect relation) to; toward; vis-à-vis; with regard to; for/(indicating a source) from; out of/(used in comparison) than/(used in the passive voice) by/於 於 [wu1] /(literary) Oh!/Ah!/於 於 [Yu1] /surname Yu/Taiwan pr. [Yu2]/