protozoan

pro·to·zo·an
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UK/ˌpɹəʊ.təˈzəʊ.ən/US/ˌpɹoʊ.təˈzoʊ.ən/

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 capacity for and means of motility, as by pseudopods, flagella, or cilia.

UncommonScrabble 20

Meanings

nounprotozoan (plural protozoa or protozoans)

plural protozoa · plural protozoans

  1. biologyAny 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 capacity for and means of motility, as by pseudopods, flagella, or cilia.

    Synonyms: protozoon, protozooid, Protozoa, protozooid, protozoon

adjectiveprotozoan (not comparable)
  1. not comparableOf, pertaining to, or characteristic of a protozoan.

Synonyms & antonyms

nounAny 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 capacity for and means of motility, as by pseudopods, flagella, or cilia.

More synonyms by meaning

adjectiveof or relating to the Protozoa

nounany of diverse minute acellular or unicellular organisms usually nonphotosynthetic

Similar
Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From translingual Protozoa + -an, equivalent to proto- + -zoan.

Full word history & related roots →

Translations

Afrikaans protosoön
  • protosoönany of a diverse group of eukaryotes
Catalan protozou
  • protozouany of a diverse group of eukaryotes
Chinese Mandarin 原生動物 /原生动物
  • 原生動物 /原生动物 (yuánshēng dòngwù)any of a diverse group of eukaryotes
Czech prvok
  • prvokany of a diverse group of eukaryotes
Finnish alkueläin
  • alkueläinany of a diverse group of eukaryotes
French protozoaire, protozoaire
  • protozoaireany of a diverse group of eukaryotes
  • protozoairepertaining to a protozoan
German Protozoon
  • Protozoonany of a diverse group of eukaryotes
Hungarian egysejtű
  • egysejtűany of a diverse group of eukaryotes
Icelandic frumdýr
  • frumdýrany of a diverse group of eukaryotes
Irish prótasón, prótasónach
  • prótasónany of a diverse group of eukaryotes
  • prótasónachpertaining to a protozoan
Italian protozoo
  • protozooany of a diverse group of eukaryotes
Japanese 原生動物
  • 原生動物 (gensei dōbutsu)any of a diverse group of eukaryotes
Korean 원생동물
  • 원생동물 (wonsaengdongmul)any of a diverse group of eukaryotes
Māori hātare pītautahi
  • hātare pītautahiany of a diverse group of eukaryotes
Polish pierwotniak, pierwotniakowy
  • pierwotniakany of a diverse group of eukaryotes
  • pierwotniakowypertaining to a protozoan
Portuguese protozoário, protozoário
  • protozoárioany of a diverse group of eukaryotes
  • protozoáriopertaining to a protozoan
Russian просте́йшее живо́тное
  • просте́йшее живо́тное (prostéjšeje živótnoje)any of a diverse group of eukaryotes
Spanish protozoo, protozoario
  • protozooany of a diverse group of eukaryotes
  • protozoarioany of a diverse group of eukaryotes
  • protozoariopertaining to a protozoan
  • protozoopertaining to a protozoan
Tagalog mulhay, mulhayin
  • mulhayany of a diverse group of eukaryotes
  • mulhayinpertaining to a protozoan
Vietnamese động vật nguyên sinh
  • động vật nguyên sinhany of a diverse group of eukaryotes
Welsh protosoad
  • protosoadany of a diverse group of eukaryotes

Rhymes & wordplay

Rhymes with protozoan

All rhymes →
Cite this entry
APA

protozoan. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/protozoan

MLA

“protozoan.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/protozoan. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “protozoan,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/protozoan.

Source: protozoan on Wiktionary, CC BY-SA 4.0.