Source : Webster's Revised Unabridged Dictionary (1913)

Protozoic \Pro`to*zo"ic\, a.
   1. (Zo["o]l.) Of or pertaining to the Protozoa.

   2. (Geol.) Containing remains of the earliest discovered life
      of the globe, which included mollusks, radiates and
      protozoans.

Source : WordNet®

protozoic
     adj : of or relating to the Protozoa [syn: {protozoal}, {protozoan}]