Memidex: Free online dictionary/thesaurus and more....
| Free Tools | Preferences | About | Contact | Index

protoctist genus


any genus of Protoctista


animal noun (animals and microorganisms)


protoctist genera | protoctist genuses

Member of:


Original source:

Princeton WordNet

Definition references  (+images)


Protist | Protists | Protista

a diverse group of eukaryotic microorganisms. Historically, protists were treated as a biological kingdom formally called the Protista, and included mostly unicellular organisms that did not fit into the other kingdoms. Molecular information has been... (35 of 1739 words, 1 image)


Columbia Encyclopedia:

Protista | Protoctista

in the five-kingdom system of classification, a kingdom comprising a variety of unicellular and some simple multinuclear and multicellular eukaryotic ... (20 of 239 words, pronunciations)


Oxford Dictionary:

Protoctista | protoctist [derived]

Syllabification: (Pro·toc·tis·ta) [biology] | a kingdom or large grouping that is either synonymous with the Protista or equivalent to the Protista ... (20 of 54 words, 2 definitions, pronunciations)

oxforddictionaries​.com​/definition​/american english​/Protoctista

Protoctista [biology] | protoctist [derived]

a kingdom or large grouping that is either synonymous with the Protista or equivalent to the Protista together with their multicellular descendants (22 of 51 words, pronunciation)



Protista | Protoctista | Biciliata [subtype] | Sarcomastigota - subkingdoms [subtype]

A taxonomic kingdom within the domain Eukaryota -- a diverse group of organisms comprising 45 phyla; they are mostly single cellular, and include some algae, the Protozoa, the slime moulds and the water moulds. (33 of 36 words)


Britannica Encyclopedia:

genus [taxon] | genera [plural]

biological classification ranking between family and species, consisting of structurally or phylogenetically related species or an isolated species ... (18 of 86 words, 1 image)


Collins Dictionary:


[biology] any of the taxonomic groups into which a family is divided and ... | [logic] a class of objects or individuals that can be divided into two ... (27 of 559 words, 4 definitions, 8 usage examples, pronunciations)



genus | genera [plural] | genuses [plural] | bracket [synonym, sense-specific] | category [synonym, sense-specific] | classification [synonym, sense-specific] | division [synonym, sense-specific] | family [synonym, sense-specific] | class [synonym, sense-specific] | ...

a class, kind, or group marked by common characteristics or by one common ... | a class of objects divided into several subordinate species (23 of 165 words, 2 definitions, 1 usage example, pronunciations)


New World Dictionary:

genus | genera [plural] | genuses [plural]

a class; kind; sort | [biology] a major category in the classification of animals, plants, etc., ranking above a species and below a family: it can ... (25 of 124 words, 3 definitions, pronunciations)


American Heritage Dictionary:

genus | genera [plural]

[biology] A taxonomic category ranking below a family and above a species ... | [logic] A class of objects divided into subordinate species having ... (23 of 87 words, 3 definitions, pronunciations)


Random House Dictionary:

genus | genera [plural] | genuses [plural]

[biology] the usual major subdivision of a family or subfamily in the classification of organisms, usually consisting of more than one species. | ... (22 of 51 words, 3 definitions, pronunciations)


Macmillan British Dictionary:

genus [countable, biology] | genera [plural]

a group that includes all living things that have similar features. It usually has a Latin name. (17 of 45 words, pronunciations)


Cambridge Dictionary:

genus [specialized] | genera [plural]

a group of animals or plants, more closely related than a family, but less similar than a species (18 of 26 words, pronunciation)


Encarta Dictionary:

protozoan | protozoans [plural] | protozoon: protozoons [plural] | protozoon: protozoa [plural] | protozoons [plural] | protozoa [plural] | protozoon | Protoctista [member of]

a single-celled organism that can move and feeds on organic compounds of nitrogen and carbon, e.g. an amoeba. Kingdom Protoctista. (20 of 70 words, pronunciations)

encarta​.msn​.com​/dictionary 1861736313​/definition​.html  [offline]

Page last updated: 2013-06-26

Copyright © 2008-2013 Memidex