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#34,481
Common
Pitch accent
Meaning
  1. 1
    JMdict
    carbon dioxide; CO2
    Trees give off oxygen and absorb carbon dioxide.
  2. 2
    Wikipedia
    EN Carbon dioxide (chemical formula CO2) is a colorless and odorless gas vital to life on Earth.
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#173,755
Pitch accent
Meaning
  1. 1
    JMdict chemistry
    silicon dioxide; silica
    See also: シリカ
  2. 2
    Wikipedia
    EN Silicon dioxide, also known as silica (from the Latin silex), is a chemical compound that is an oxide of silicon with the chemical formula SiO2.
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#174,782
Pitch accent
Meaning
  1. 1
    JMdict chemistry
    sulfur dioxide; sulphur dioxide
  2. 2
    Wikipedia
    EN Sulfur dioxide (also sulphur dioxide) is the chemical compound with the formula SO2.
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#228,652
Pitch accent
Meaning
  1. 1
    JMdict
    nitrogen dioxide
  2. 2
    Wikipedia
    EN Nitrogen dioxide is the chemical compound with the formula NO2.
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#392,701
Pitch accent
Meaning
  1. 1
    JMdict
    chlorine dioxide
  2. 2
    Wikipedia
    EN Chlorine dioxide is a chemical compound with the formula ClO2.
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#392,701
Pitch accent
ひょ
Meaning
  1. CO2-reduction goal
Forms
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Pitch accent
Meaning
  1. 1
    JMdict chemistry
    lead dioxide; lead(IV) oxide
  2. 2
    Wikipedia
    EN Lead(IV) oxide, commonly called lead dioxide or plumbic oxide or anhydrous plumbic acid is a chemical compound with the formula PbO2.
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