綠

A phono-semantic compound:

糸 (fine thread, silk) — semantic element, indicating color or textile dyeing;

彔 (to engrave, carve) — phonetic element, providing the sound (rok/lù).

Originally conveyed the sense of freshness, sheen, or glossiness, later specialized to mean the color green.

Semantic extensions:

- green dye;

- green color;

- vegetation;

- oxidized metal (Korean usage: 녹);

- symbolically: youth, vitality, nature.

In modern environmental discourse, “green” symbolizes ecology.

綠色 (녹색) — green color

草綠 (초록) — grass-green

綠地 (녹지) — green space, parkland

綠燈 (녹등) — green light (traffic signal)

綠茶 (녹차) — green tea

綠鬢紅顏 (녹빈홍안) — glossy sideburns and rosy face (idiom for youthful beauty)

In ancient Chinese, 青 covered both blue and green shades. 綠 later specialized in green.

Both 靑 (청) and 綠 (녹/록) can mean “blue/green” in a broad sense.

When contrasted: 靑 = blue, 綠 = green.

In Korean, besides “green,” 綠 can also denote the patina of oxidized metals.

綠 is the standard term for modern green color.

Related characters:

青 — blue/green (older broader color term)

碧 — deep blue-green

翠 — emerald green

彔 — phonetic base