Medical Dictionary
Main Entry:
in·fu·so·ria Pronunciation:
"in-fyü-'zOr-E-&, -'sOr- Function:
noun plural 1 capitalized : a groupof microorganisms typically found in infusions of decaying organic matter;
especially : a class of protozoans in some classifications that is coextensive with the phylum Ciliophora
2 often capitalized : microscopic animal life —not used technically