Definitions

1. noun

a group of very small single-celled eukaryotic microorganisms, typically flagellate protozoa

“The scientist studied the behavior of microzoa in aquatic ecosystems.”

2. noun

a class of eukaryotic microorganisms, often unicellular and flagellate, that are usually microscopic and often difficult to culture

“The discovery of microzoa has expanded our understanding of the microbial world.”