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单词 オルト
释义

オルト

Japanese

Pronunciation

  • IPA(key): [o̞ɾɯ̟ᵝto̞]

Etymology 1

From Ancient Greek ὀρθός (orthós, straight).[1][2]

Noun

オルト (oruto)

  1. ortho-
    1. (chemistry) a benzene ring with two substituents in adjacent positions
      Antonyms: メタ, パラ
    2. (chemistry) an oxyacid with a relatively large proportion of water
      オルト燐酸(りんさん)
      oruto-rinsan
      orthophosphoric acid

Etymology 2

Shortening of オルターナティブ (orutānatibu),[3] from English alternative.

Noun

オルト (oruto)

  1. alt, alternative, alternate
    Synonym: オルタナ

References

  1. 1995, 大辞泉 (Daijisen) (in Japanese), Tōkyō: Shogakukan, →ISBN
  2. オルト”, in 日本国語大辞典 (Nihon Kokugo Daijiten, Nihon Kokugo Daijiten) (in Japanese), 2nd edition, Tōkyō: Shogakukan, 2000, →ISBN
  3. 2018, デジタル版イミダス (Digital Imidas) (in Japanese), Tōkyō: SHUEISHA
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