字源

zìyuán
  1. etymology (of a non-Chinese word)
  2. origin of a character

CEDICT

etymology of a Chinese character

Wiktionary

文字的起源沿革（中文裡常指漢字）

維基詞典

Entry Composition

1 字 zì
  1. letter
  2. symbol
  3. character
  4. word
  5. courtesy or style name traditionally given to males aged 20 in dynastic China

classifier: 個
2 源 yuán
  1. root
  2. source
  3. origin

Related entries

詞源 cíyuán
  1. etymology
  2. origin of a word
那個詞源於希臘。

That word is of Greek origin.

Source: Tatoeba

語源 yǔyuán etymology