Adjacent Words

Phosphorous definitions

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Webster's 1828 Dictionary

PHOS'PHOROUS, a. The phosphorous acid is formed by a combination of phosphorus with oxygen.

WordNet (r) 3.0 (2005)

adj
1: containing or characteristic of phosphorus; "phosphoric acid" [syn: phosphorous, phosphoric]

Merriam Webster's

adjective Date: 1788 of, relating to, or containing phosphorus especially with a valence lower than in phosphoric compounds

Webster's 1913 Dictionary

Phosphorous Phos"phor*ous, a. [Cf. F. phosphoreux.] (Chem.) Of or pertaining to phosphorus; resembling or containing phosphorus; specifically, designating those compounds in which phosphorus has a lower valence as contrasted with phosphoric compounds; as, phosphorous acid, H3PO3.