verb (used with object), mer·cu·ri·al·ized, mer·cu·ri·al·iz·ing. 1.to make
mercurial, especially in temperament.
2.to treat or impregnate with
mercury or one of its compounds.
Also, especially British, mer·cu·ri·al·ise.
Related forms mer·cu·ri·al·i·za·tion, noun