Source : Webster's Revised Unabridged Dictionary (1913)

Memorialize \Me*mo"ri*al*ize\, v. t. [imp. & p. p.
   {Memorialized}; p. pr. & vb. n. {Memorializing}.]
   To address or petition by a memorial; to present a memorial
   to; as, to memorialize the legislature. --T. Hook.