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Etymology data from Wiktionary via Wiktextract (CC BY-SA 4.0). Chinese character data from the 說文解字, the Taiwan MOE 國語辭典簡編本 (CC BY-ND 3.0 TW) and HSK/TOCFL lists.

Explanations are written by a local model (gemma4) and only published after a verification pass against the cited sources. How it works.

Chinese

光

guāng
light; beam; ray (Classifier: 束 m; 道 m)
  • Ideogrammatic compound 會意
  • HSK 3
  • TOCFL 4
  • radical 儿
  • 6 strokes

Etymology graph

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  • derived
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Origin

Ideogrammic compound (會意 /会意): 火 (“fire”) + 卩 (“kneeling person”) – fire over a person's head, emphasizing the shining of light (Shuowen).

From Proto-Sino-Tibetan *hwaŋ (“shine; bright; yellow”). Cognate with 黃 (OC *ɡʷaːŋ, “yellow”), 曠 (OC *kʰʷaːŋs, “bright; well-lit”), Burmese ဝင်း (wang:, “bright”).

From Wiktionary, CC BY-SA 4.0.

Lineage

  • inheritedProto-Sino-Tibetan*hwaŋ “shine; bright; yellow”
  • ideaChinese火 “fire; flame (Classifier: 把 m; 團／团 m)”
  • ideaChinese卩 “kneeling person”

Related: Burmese ဝင်း

Words built on it: 參, 光明, 眼光

Meanings

character
  1. light; beam; ray (Classifier: 束 m; 道 m)
  2. ray (Classifier: 條／条)
  3. to make bare; to be naked
  4. only; alone
  5. Particle used after verbs to show exhaustion or completion; until none is left
  6. scenery; sight

Shuowen Jiezi 說文解字

光：明也。从火在人上，光明意也。

Xu Shen, c. 100 CE — the first analytical dictionary of Chinese characters.

國語辭典 definitions

  1. 能由視覺器官接收，使人察覺物體存在的電磁輻射。 例：日光、燈光
  2. 明亮。 例：光亮、光天化日
  3. 時間。 例：時光、光陰、流光
  4. 景色。 例：風光、觀光、春光明媚
  5. 榮耀、名譽。 例：為國爭光
  6. 裸露。 例：光著身子、光著腳丫子

© Ministry of Education, Taiwan — CC BY-ND 3.0 TW, shown unaltered.

How 光 was written 字形演變

  1. 光 in Oracle bone script
    Oracle bone
    甲骨文
    Shang, c. 1250–1050 BCE
  2. 光 in Bronze script
    Bronze
    金文
    Shang–Zhou
  3. 光 in Chu slips & silk script
    Chu slips & silk
    楚系簡帛
    Warring States
  4. 光 in Qin slips script
    Qin slips
    秦系簡牘
    Qin
  5. 光 in Small seal script
    Small seal
    說文小篆
    Shuowen, c. 100 CE
  6. 光 in Regular script
    Regular
    楷書
    since c. 200 CE

Historical forms collected by the legacy etymfun dataset; most characters have several attested variants.

Sources

  • Historical glyph forms (zdic.net 字形演变) — Rights unverified
  • HSK / TOCFL word lists — Facts (levels)
  • 教育部《國語辭典簡編本》 (Taiwan MOE) — CC BY-ND 3.0 TW
  • 說文解字 Shuowen Jiezi (Xu Shen, c. 100 CE) — Public domain
  • Written form — n/a
  • Wiktionary (via Wiktextract / kaikki.org) — CC BY-SA 4.0
  • Wiktionary: 光