ALL meanings of phosphonium
phos·pho·ni·um
P p - noun phosphonium the positively charged group PH 4 + . 1
- noun phosphonium a derivative of phosphine, with the chemical formula PH4+ 0
- noun phosphonium the monovalent radical PH4, which is related to PH3 as the ammonium radical NH4 is related to NH3 0