phosphorous

UK:^*^*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈfɒsfərəs/US:USA pronunciation: respellingUSA pronunciation: respelling(fos′fər əs, fos fôr′əs, -fōr′-)

phos•pho•rous (fos′fər əs, fos fôr′əs, -fōr′-),USA pronunciation adj. [Chem.]

Chemistrycontaining trivalent phosphorus.

phosphor- + -ous 1770–80

Collins Concise English Dictionary © HarperCollins Publishers::

phosphorous /ˈfɒsfərəs/ adj

of or containing phosphorus in the trivalent state

'phosphorous' also found in these entries (note: many are not synonyms or translations):

phosphate - phosphite - phosphonic acid - phosphorous acid - hypophosphoric acid - hypophosphorous - metaphosphoric acid - orthophosphorous acid - radiophosphorus

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⇱ phosphorous - WordReference.com Dictionary of English

phosphorous