pH

See also: ph, Ph, PH, .ph, P&H, and pḥ
㏗ U+33D7, ㏗
SQUARE PH
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[U+33D6] 		CJK Compatibility ㏘ →
[U+33D8]

Translingual

Symbol

pH

  1. (metrology) Symbol for the picohenry, an SI unit of electrical inductance equal to 10−12 henrys.
  2. (chemistry) Measure of the acidity or basicity of an aqueous solution, equal to the negative logarithm of the concentration of hydronium ions in molars

Coordinate terms

  • (chemistry): pOH

See also

Egyptian

Romanization

pH

  1. Manuel de Codage transliteration of pḥ.

Japanese

Etymology 1

Borrowed from English pH.

Pronunciation

  • (Tokyo) ピーエ​ーチ [pìíéꜜèchì] (Nakadaka – [3])
  • IPA(key): [pʲiːe̞ːt͡ɕi]
  • (Tokyo) ピーエ​ッチ [pìíéꜜtchì] (Nakadaka – [3])
  • IPA(key): [pʲiːe̞t̚t͡ɕi]

Noun

pH (katakana ピーエイチ, rōmaji pīeichi, alternative reading ピーエッチ, rōmaji pīetchi)

  1. (chemistry) Synonym of 水素イオン指数 (suiso ion shisū, “pH”)

Etymology 2

Borrowed from German pH.

Pronunciation

  • (Tokyo) ペーハ​ー [pèéháꜜà] (Nakadaka – [3])
  • IPA(key): [pe̞ːha̠ː]

Noun

pH (katakana ペーハー, rōmaji pēhā)

  1. (chemistry) Synonym of 水素イオン指数 (suiso ion shisū, “pH”)
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