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4 ENTRIES FOUND:

phosphorous

adjective phos·pho·rous \ˈfäs-f(ə-)rəs; fäs-ˈfr-əs\

Definition of PHOSPHOROUS

:  of, relating to, or containing phosphorus especially with a valence lower than in phosphoric compounds

First Known Use of PHOSPHOROUS

1788

phosphorous

adjective phos·pho·rous \ˈfäs-f(ə-)rəs; fäs-ˈfōr-əs, -ˈfr-\   (Medical Dictionary)

Medical Definition of PHOSPHOROUS

:  of, relating to, or containing phosphorus especially with a valence lower than in phosphoric compounds

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