The Collaborative International Dictionary
Protozoic
Protozoic \Pro`to*zo"ic\, a.
(Zo["o]l.) Of or pertaining to the Protozoa.
(Geol.) Containing remains of the earliest discovered life of the globe, which included mollusks, radiates and protozoans.
Douglas Harper's Etymology Dictionary
Wiktionary
protozoic
a. of, or relating to the protozoan
WordNet
Usage examples of "protozoic".
Uni-cellular bureaucrats warned protozoic out-castes about hooking up in multi-cellular linkages.