The Collaborative International Dictionary
Phosphorating
Phosphorate \Phos"phor*ate\, v. t. [imp. & p. p. Phosphorated; p. pr. & vb. n. Phosphorating.] (Chem.) To impregnate, or combine, with phosphorus or its compounds; as, phosphorated oil.
Wiktionary
phosphorating
vb. (present participle of phosphorate English)