Protista
noun, (used with a plural verb) Biology.
1.
a taxonomic kingdom comprising the protists.
Protista Pro·tis·ta (prō-tĭs’tə)
n.
A former taxonomic kingdom made up of eukaryotic, unicellular organisms. Members of Protista now belong to the kingdom Protoctista, a new classification in most modern taxonomic systems.
Read Also:
- Protistan
noun 1. any of various one-celled organisms, classified in the kingdom Protista, that are either free-living or aggregated into simple colonies and that have diverse reproductive and nutritional modes, including the protozoans, eukaryotic algae, and slime molds: some classification schemes also include the fungi and the more primitive bacteria and blue-green algae or may distribute […]
- Protistans
noun 1. any of various one-celled organisms, classified in the kingdom Protista, that are either free-living or aggregated into simple colonies and that have diverse reproductive and nutritional modes, including the protozoans, eukaryotic algae, and slime molds: some classification schemes also include the fungi and the more primitive bacteria and blue-green algae or may distribute […]
- Protistology
[proh-ti-stol-uh-jee] /ˌproʊ tɪˈstɒl ə dʒi/ noun 1. the biology of the Protista.
- Protists
noun 1. any of various one-celled organisms, classified in the kingdom Protista, that are either free-living or aggregated into simple colonies and that have diverse reproductive and nutritional modes, including the protozoans, eukaryotic algae, and slime molds: some classification schemes also include the fungi and the more primitive bacteria and blue-green algae or may distribute […]
- Protium
noun, Chemistry. 1. the lightest and most common isotope of hydrogen. Symbol: H 1. noun 1. the most common isotope of hydrogen, having a mass number of 1 protium pro·ti·um (prō’tē-əm, prō’shē-) n. See hydrogen-1. protium (prō’tē-əm, -shē-əm) The most abundant isotope of hydrogen, having an atomic mass of 1. Its nucleus consists of a […]