七

A pictograph / borrowed numerical symbol.

Originally, the character for "to pierce" or "to cut" was 十 ("ten"), but since it was written with a vertical stroke and became confused with the horizontal stroke of the character for "ten," a curved vertical stroke was used instead, creating 七, which was later loaned to represent the number 7. The original meaning was preserved by combining it with 刀 ("knife") to create 切 ("to cut").

There’s also a theory that the character 七 originated from the image of intestines spilling out, derived from the Chinese use of 十 to symbolize ritual disembowelment (harakiri-like acts). This suggests that 七 may have evolved from that symbolism.

칠월 (七月) — July

칠일 (七日) — seven days

칠십 (七十) — seventy

칠성 (七星) — seven stars

七 is one of the simplest basic numerals.

Although graphically simple, 七 carries strong cultural symbolism:

- ritual cycles;

- seasonal observances;

- philosophical classifications.

It demonstrates how early Chinese writing used simple marks to represent abstract numerical concepts.

In East Asia, seven is associated with:

七夕 — Qixi Festival

七宝 — seven treasures

七情 — seven emotions

It can symbolize:

- completeness;

- cycles;

- spiritual numerology.

Related characters:

一 — one

二 — two

三 — three

十 — ten

It has variant or associated characters, such as 柒. Originally, 柒 meant "lacquer" (옻 칠), but because it contains 七 as a component and has a similar pronunciation, it came to be used as a variant form. In some place names, like Chilgok-gun (칠곡군), the character 漆 is used instead of 柒.

Although rare, there are a few Chinese characters where 七 is used as a side component. A representative example is 切 (to cut, 끊을 절).

(financial form) 漆, 質