Definition of pentoxide in English:

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pentoxide

Pronunciation: /pɛnˈtɒksʌɪd/

noun

Chemistry
An oxide containing five atoms of oxygen in its molecule or empirical formula.
Example sentences
  • Glass-forming substances are usually silica, boric oxide, phosphorous pentoxide, or feldspars.
  • In one method, naphthalene is oxidized with vanadium pentoxide to give phthalic anhydride.
  • The thin covering is composed of alternating layers of silicon dioxide and tantalum pentoxide.

For editors and proofreaders

Line breaks: pent|oxide

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