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单词 vorticella
释义

Definition of vorticella in English:

vorticella

noun ˌvɔːtɪˈsɛləˌvôrdəˈselə
Zoology
  • A sedentary, single-celled aquatic animal with a contractile stalk and a bell-shaped body bearing a ring of cilia.

    Genus Vorticella, phylum Ciliophora, kingdom Protista

    Example sentencesExamples
    • Although vorticellas are often found in clusters, each stalk is individually attached to the surface.
    • Among them are the bell-shaped protozoans called vorticellas that live in fresh or salt water, often in colonies that may contain between five and several hundred organisms.
    • On first visual inspection, the vorticella appeared as a small patch of fungus, about 8mm in diameter.

Origin

Late 18th century: modern Latin, diminutive of Latin vortex, vortic- 'eddy'.

 
 

Definition of vorticella in US English:

vorticella

nounˌvôrdəˈselə
Zoology
  • A sedentary, single-celled aquatic animal with a contractile stalk and a bell-shaped body bearing a ring of cilia.

    Genus Vorticella, phylum Ciliophora, kingdom Protista

    Example sentencesExamples
    • On first visual inspection, the vorticella appeared as a small patch of fungus, about 8mm in diameter.
    • Although vorticellas are often found in clusters, each stalk is individually attached to the surface.
    • Among them are the bell-shaped protozoans called vorticellas that live in fresh or salt water, often in colonies that may contain between five and several hundred organisms.

Origin

Late 18th century: modern Latin, diminutive of Latin vortex, vortic- ‘eddy’.

 
 
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更新时间:2024/12/23 8:32:38