Dictionary

pentoxide

noun pent·ox·ide \pent-ˈäk-ˌsīd\

Definition of PENTOXIDE

:  an oxide containing five atoms of oxygen in the molecule
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Origin of PENTOXIDE

International Scientific Vocabulary
First Known Use: 1851
Medical Dictionary

pentoxide

noun pent·ox·ide \pent-ˈäk-ˌsīd\

Medical Definition of PENTOXIDE

:  an oxide containing five atoms of oxygen in the molecule—see iodine pentoxide

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