PHOSPHONIUM


Meaning of PHOSPHONIUM in English

n.

Pronunciation: fäs- ' f ō -n ē - ə m

Function: noun

Etymology: New Latin

Date: 1871

: a monovalent cation PH 4 + analogous to ammonium and derived from phosphine also : an organic derivative of phosphonium (as (C 2 H 5 ) 4 P + )

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.