# 幾何

## Chinese

how much; how many; several; a few; almost

carry; what; how; why; which
simp. (几何)

### Etymology

geometry
First used in Xu Guangqi and Matteo Ricci's translation of Euclid's Elements in 1607. The method and origin of derivation is disputed.

### Pronunciation

Note: Erhua-ed pronunciation is only used for the geometry sense.

Rime
Character
Initial () (28) (33)
Final () (20) (94)
Tone (調) Rising (X) Level (Ø)
Openness (開合) Open Open
Division () III I
Fanqie
Reconstructions
Zhengzhang
Shangfang
/kɨiX/ /ɦɑ/
Pan
Wuyun
/kɨiX/ /ɦɑ/
Shao
Rongfen
/kiəiX/ /ɣɑ/
Edwin
Pulleyblank
/kɨjX/ /ɦa/
Li
Rong
/kiəiX/ /ɣɑ/
Wang
Li
/kĭəiX/ /ɣɑ/
Bernard
Karlgren
/ke̯iX/ /ɣɑ/
Expected
Mandarin
Reflex
BaxterSagart system 1.1 (2014)
Character
Modern
Beijing
(Pinyin)
Middle
Chinese
‹ kjɨjX › ‹ ha ›
Old
Chinese
/*kəjʔ/ /*[ɡ]ˁaj/
English few; how many what

Notes for Old Chinese notations in the Baxter–Sagart system:

* Parentheses "()" indicate uncertain presence;
* Square brackets "[]" indicate uncertain identity, e.g. *[t] as coda may in fact be *-t or *-p;
* Angle brackets "<>" indicate infix;
* Hyphen "-" indicates morpheme boundary;

* Period "." indicates syllable boundary.
Zhengzhang system (2003)
Character
No. 5800 7458
Phonetic
component
Rime
group
Rime
subdivision
1 1
Corresponding
MC rime
Old
Chinese
/*kɯlʔ/ /*ɡaːl/

1. (literary) how much; how many
女兒芳齡幾何 / 女儿芳龄几何  ―  Nín nǚ'ér fānglíng jǐhé?  ―  How old is your daughter? [honorific] (literally, “How many is your daughter's age?”)

#### Derived terms

 俟河之清，人壽幾何／俟河之清，人寿几何 冇幾何／冇几何 (mou5 gei2 ho4-2) 春秋幾何／春秋几何 曾幾何時／曾几何时 有幾何／有几何 (jau5 gei2 ho4-2) 無幾何／无几何 相去幾何／相去几何

### Noun

1. (mathematics) geometry

#### Derived terms

 代數幾何／代数几何 (dàishù jǐhé) 平面幾何／平面几何 (píngmiàn jǐhé) 幾何圖形／几何图形 幾何學／几何学 (jǐhéxué) 幾何級數／几何级数 (jǐhéjíshù) 立體幾何／立体几何 解析幾何／解析几何 (jiěxī jǐhé)

## Japanese

Kanji in this term

### Etymology

From  () (ki, how much) +  () (ka, what).

### Noun

1. Alternative form of 幾何学 (geometry)

#### Derived terms

1. how many, how much

## Vietnamese

Hán tự in this term