a single-celled animal of a phylum distinguished by the possession of cilia or ciliary structures. The ciliates are a large and diverse group of advanced protozoans.
- Phylum Ciliophora, kingdom Protista (formerly class Ciliata, phylum Protozoa)
(of an organism, cell, or surface) bearing cilia. Botany (of a margin) having a fringe of hairs.