| protoctist | (n) any of the unicellular protists |
| protoctista | (n) in most modern classifications, replacement for the Protista; includes: Protozoa; Euglenophyta; Chlorophyta; Cryptophyta; Heterokontophyta; Rhodophyta; unicellular protists and their descendant multicellular organisms: regarded as distinct from plants and animals, Syn. kingdom Protoctista |
| protoctist family | (n) any of the families of Protoctista |
| protoctist genus | (n) any genus of Protoctista |
| protoctist order | (n) the order of protoctists |
| 原生生物 | [げんせいせいぶつ, genseiseibutsu] (n) protist; protistan; protoctist [Add to Longdo] |