protozoan or protozoon

protozoan or protozoon
(pro\'to-zo\'an, pl. protozoa)
A microorganism belonging to the Protozoa subkingdom. A unicellular or acellular eucaryotic protist whose organelles have the functional role of organs and tissues in more complex forms. Protozoa vary greatly in size, morphology, nutrition, and life cycle.

Microbiology. . 2009.

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  • Protozoon — Pro to*zo [ o]n ( [o^]n), n.; pl. {Protozoa}. [NL.] (Zo[ o]l.) (a) One of the Protozoa. (b) A single zooid of a compound protozoan. [1913 Webster] …   The Collaborative International Dictionary of English

  • protozoan Zoology — [ˌprəʊtə zəʊən] noun a single celled microscopic animal of a group of phyla of the kingdom Protista, which includes amoebas, flagellates, ciliates, and sporozoans. adjective relating to protozoans. Derivatives protozoal adjective protozoon noun… …   English new terms dictionary

  • protozoan — [prōt΄ō zōän΄, prōt΄ə zō′än΄] n. [< ModL Protozoa, name of the phylum (see PROTO & ZOA) + AN] protozoans or protozoa [prōt΄ə zō′ə] any of a subkingdom (protozoa) of microscopic animals made up of a single cell or a group of more or less… …   English World dictionary

  • protozoon — noun any of diverse minute acellular or unicellular organisms usually nonphotosynthetic • Syn: ↑protozoan • Derivationally related forms: ↑protozoan • Hypernyms: ↑protoctist • Hyponyms: ↑ …   Useful english dictionary

  • protozoan — 1. A member of the phylum Protozoa. SYN: protozoon. 2. Relating to protozoa. SYN: protozoal. * * * pro·to·zo·an zō ən n any protist of the phylum or subkingdom Protozoa protozoan adj of or relating to the phylum or subkingdom Protozoa * * * n. a …   Medical dictionary

  • protozoon — SYN: protozoan (1). * * * pro·to·zo·on .prōt ə zō .än n, pl pro·to·zoa PROTOZOAN * * * pro·to·zo·on (pro″to zoґon) pl. protozoґa [proto + Gr. zōon animal] protozoan (def. 1) …   Medical dictionary

  • protozoan — 1. noun Any of the diverse group of eukaryotes, of the phylum Protozoa, that are primarily unicellular, existing singly or aggregating into colonies, are usually nonphotosynthetic, and are often classified further into phyla according to their… …   Wiktionary

  • protozoon — pro•to•zo•on [[t]ˌproʊ təˈzoʊ ɒn, ən[/t]] n. pl. zo•a [[t] ˈzoʊ ə[/t]] mcr protozoan • Etymology: 1860–65; < NL, sing. of Protozoa; see protozoan …   From formal English to slang

  • protozoon — noun (plural protozoa) Etymology: New Latin, from singular of Protozoa Date: circa 1853 protozoan …   New Collegiate Dictionary

  • protozoon — /proh teuh zoh on, euhn/, n., pl. protozoa / zoh euh/. protozoan. [sing. of PROTOZOA] * * * …   Universalium

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