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phosphorus trioxide

noun
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Definition of phosphorus trioxide

: a deliquescent volatile crystalline compound P4O6 that is made by burning phosphorus in a limited supply of air or oxygen, that reacts with cold water to form phosphorous acid, and that decomposes with hot water; tetra-phosphorus hexoxide

— called also phosphorous anhydride

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Learn More About phosphorus trioxide

Dictionary Entries Near phosphorus trioxide

phosphorus trichloride

phosphorus trioxide

phosphoryl

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“Phosphorus trioxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phosphorus%20trioxide. Accessed 26 May. 2022.

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