平方

Chinese

		flat; level; equal flat; level; equal; to make the same score; to tie; to draw; calm; peaceful	square; quadrilateral; place square; quadrilateral; place; region; direction; side; method; way; prescription; power; upright; just
simp. and trad. (平方)		平	方

Pronunciation

• Mandarin

  (Pinyin): píngfāng

  (Zhuyin): ㄆㄧㄥˊ ㄈㄤ

• Cantonese

  (Guangzhou–Hong Kong, Jyutping): ping⁴ fong¹

  (Taishan, Wiktionary): pen³ fong¹ / pen³ fong^1*

• Hakka

  (Sixian, PFS): phìn-fông

  (Hailu, HRS): pin fong^ˋ

• Southern Min

  (Hokkien, POJ): pêng-hong

  (Teochew, Peng'im): pêng⁵ huang¹

---

• Mandarin
  • (Standard Chinese)⁺
    • Hanyu Pinyin: píngfāng
    • Zhuyin: ㄆㄧㄥˊ ㄈㄤ
    • Tongyong Pinyin: píngfang
    • Wade–Giles: pʻing²-fang¹
    • Yale: píng-fāng
    • Gwoyeu Romatzyh: pyngfang
    • Palladius: пинфан (pinfan)
    • Sinological IPA ^(key): /pʰiŋ³⁵ fɑŋ⁵⁵/
• Cantonese
  • (Standard Cantonese, Guangzhou–Hong Kong)⁺
    • Jyutping: ping⁴ fong¹
    • Yale: pìhng fōng
    • Cantonese Pinyin: ping⁴ fong¹
    • Guangdong Romanization: ping⁴ fong¹
    • Sinological IPA ^(key): /pʰɪŋ²¹ fɔːŋ⁵⁵/
  • (Taishanese, Taicheng)
    • Wiktionary: pen³ fong¹ / pen³ fong^1*
    • Sinological IPA ^(key): /pʰen²² fɔŋ³³/, /pʰen²² fɔŋ³³⁻³³⁵/
• Hakka
  • (Sixian, incl. Miaoli and Neipu)
    • Pha̍k-fa-sṳ: phìn-fông
    • Hakka Romanization System: pin^ˇ fong^ˊ
    • Hagfa Pinyim: pin² fong¹
    • Sinological IPA: /pʰin¹¹ foŋ²⁴/
  • (Hailu, incl. Zhudong)
    • Hakka Romanization System: pin fong^ˋ
    • Sinological IPA: /pʰin⁵⁵ foŋ⁵³/
• Southern Min
  • (Hokkien)
    • Pe̍h-ōe-jī: pêng-hong
    • Tâi-lô: pîng-hong
    • Phofsit Daibuun: penghofng
    • Sinological IPA (Xiamen): /piɪŋ²⁴⁻²² hɔŋ⁴⁴/
    • Sinological IPA (Quanzhou): /piɪŋ²⁴⁻²² hɔŋ³³/
    • Sinological IPA (Zhangzhou): /piɪŋ¹³⁻²² hɔŋ⁴⁴/
    • Sinological IPA (Taipei): /piɪŋ²⁴⁻¹¹ hɔŋ⁴⁴/
    • Sinological IPA (Kaohsiung): /piɪŋ²³⁻³³ hɔŋ⁴⁴/
  • (Teochew)
    • Peng'im: pêng⁵ huang¹
    • Pe̍h-ōe-jī-like: phêng huang
    • Sinological IPA ^(key): /pʰeŋ⁵⁵⁻¹¹ huaŋ³³/

Noun

平方

1. (arithmetic) square (as in square foot, square mile, square root); second power

   • 用減弦外，有十六，開平方，除得四步為勾，倍之為所割直徑。 [Classical Chinese, trad.]
     用减弦外，有十六，开平方，除得四步为勾，倍之为所割直径。 [Classical Chinese, simp.]

     From: c. 1088 CE, Shen Kuo, Dream Pool Essays

     Yòng jiǎn xián wài, yǒu shíliù, kāi píngfāng, chú dé sì bù wèi gōu, bèi zhī wèi suǒ gē zhíjìng. [Pinyin]

     (please add an English translation of this usage example)

Derived terms

• 平方公尺 (píngfāng gōngchǐ)
• 平方公里 (píngfāng gōnglǐ)
• 平方千米
• 平方呎 (píngfāngchǐ)
• 平方根 (píngfānggēn)
• 平方米 (píngfāngmǐ)
• 平方英呎
• 平方釐米

Descendants

Sino-Xenic (平方):

• → Japanese: 平方(へいほう) (heihō)
• → Korean: 평방(平方) (pyeongbang)
• → Vietnamese: bình phương (平方)

See also

• 立方 (lìfāng)
• 乘方 (chéngfāng)
• 開方／开方 (kāifāng)

Classifier

平方

1. (chiefly Mainland China) short for 平方米 (píngfāngmǐ, “square metre”)

Synonyms

Dialectal synonyms of 平方米 (“square metre”) [map]

Variety	Location	Words edit
Formal (Written Standard Chinese)		平方米, 平方公尺
Northeastern Mandarin	Taiwan	平方公尺
	Singapore	平方米
Southwestern Mandarin	Wuhan	平方
Cantonese	Guangzhou	平方
	Hong Kong	平方米, 平方公尺
	Taishan	平方米
Southern Min	Xiamen	平方
	Zhao'an	平米
Wu	Shanghai	平方
	Wenzhou	平方

Japanese

Kanji in this term
平	方
へい Grade: 3	ほう Grade: 2
kan'on	on'yomi

Etymology

Probably from Chinese 平方 (píngfāng, literally "flat square", "flat" because it accounts for 2 dimensions only). Compare 立方 (rippō, “cube”, literally "standing square", accounting for the third dimension).

First attested in Japanese in a text from 1875.

Pronunciation

• IPA^(key): [he̞ːho̞ː]
• (Tokyo) へーほー [hèéhóó] (Heiban – [0])

Noun

平(へい)方(ほう) • (heihō) ^{←へいはう (feifau)?}

1. [from 1886] (mathematics) the second power of a number etc., square
2. [from 1875] a square area

   １０００(いっせん) 平方(へいほう)メートル

   issen heihō mētoru

   1,000 square meters

Coordinate terms

• (mathematics): 立方(りっぽう) (rippō): third power, cube
• (mathematics): 乗(じょう) (jō): -power, as in nth power
• (area): 平米(へいべい) (heibei): a square meter
• (volume): 立米(りゅうべい) (ryūbei): a cubic meter

Derived terms

• 平方形(へいほうけい) (heihōkei): a square, a square shape
• 平方根(へいほうこん) (heihōkon): a square root

References

• “平方”, in 漢字ぺディア [Kanjipedia]‎^[1] (in Japanese), The Japan Kanji Aptitude Testing Foundation, 2015–2026

Korean

Hanja in this term
平	方

Noun

平方 • (pyeongbang) (hangeul 평방)

1. hanja form^? of 평방 (“square”)

Vietnamese

chữ Hán Nôm in this term
平	方

Noun

平方

1. chữ Hán form of bình phương (“square”)

Adjective

平方

1. chữ Hán form of bình phương (“squared”)