Definition of paramecium in English:

paramecium

noun ˌparəˈmiːsɪəmˌparəˈmēSH(ē)əm

Zoology

A single-celled freshwater animal that has a characteristic slipper-like shape and is covered with cilia.
〔动〕草履虫
Genus Paramecium, phylum Ciliophora, kingdom Protista
Example sentencesExamples
- Contact with protozoa, the tremendously varied group of more sophisticated single-celled microbes that includes amoeba and paramecium, has also been greatly reduced in the developed world by water and food treatment measures.
- In 1911, he reported on the effect of hematoporphyrin and light on a paramecium and red blood cells and described skin reactions in mice exposed to light after hematoporphyrin administration.
- Parameciums have a permanent feeding mechanism, consisting of a funnel-shaped gullet into which food is drawn by the combined action of the cilia. They feed on small organisms such as bacteria and even other smaller protozoa.

Origin

Mid 18th century: modern Latin, from Greek paramēkēs 'oval' from para- 'against' + mēkos 'length'.

Definition of paramecium in US English:

paramecium

nounˌparəˈmēSH(ē)əm

Zoology

A single-celled freshwater animal that has a characteristic slipper-like shape and is covered with cilia.
〔动〕草履虫
Genus Paramecium, phylum Ciliophora, kingdom Protista
Example sentencesExamples
- Contact with protozoa, the tremendously varied group of more sophisticated single-celled microbes that includes amoeba and paramecium, has also been greatly reduced in the developed world by water and food treatment measures.
- In 1911, he reported on the effect of hematoporphyrin and light on a paramecium and red blood cells and described skin reactions in mice exposed to light after hematoporphyrin administration.
- Parameciums have a permanent feeding mechanism, consisting of a funnel-shaped gullet into which food is drawn by the combined action of the cilia. They feed on small organisms such as bacteria and even other smaller protozoa.

Origin

Mid 18th century: modern Latin, from Greek paramēkēs ‘oval’ from para- ‘against’ + mēkos ‘length’.

单词	paramecium
释义	Definition of paramecium in English: paramecium noun ˌparəˈmiːsɪəmˌparəˈmēSH(ē)əm Zoology A single-celled freshwater animal that has a characteristic slipper-like shape and is covered with cilia. 〔动〕草履虫 Genus Paramecium, phylum Ciliophora, kingdom Protista Example sentencesExamples Contact with protozoa, the tremendously varied group of more sophisticated single-celled microbes that includes amoeba and paramecium, has also been greatly reduced in the developed world by water and food treatment measures. In 1911, he reported on the effect of hematoporphyrin and light on a paramecium and red blood cells and described skin reactions in mice exposed to light after hematoporphyrin administration. Parameciums have a permanent feeding mechanism, consisting of a funnel-shaped gullet into which food is drawn by the combined action of the cilia. They feed on small organisms such as bacteria and even other smaller protozoa. Origin Mid 18th century: modern Latin, from Greek paramēkēs 'oval' from para- 'against' + mēkos 'length'. Definition of paramecium in US English: paramecium nounˌparəˈmēSH(ē)əm Zoology A single-celled freshwater animal that has a characteristic slipper-like shape and is covered with cilia. 〔动〕草履虫 Genus Paramecium, phylum Ciliophora, kingdom Protista Example sentencesExamples Contact with protozoa, the tremendously varied group of more sophisticated single-celled microbes that includes amoeba and paramecium, has also been greatly reduced in the developed world by water and food treatment measures. In 1911, he reported on the effect of hematoporphyrin and light on a paramecium and red blood cells and described skin reactions in mice exposed to light after hematoporphyrin administration. Parameciums have a permanent feeding mechanism, consisting of a funnel-shaped gullet into which food is drawn by the combined action of the cilia. They feed on small organisms such as bacteria and even other smaller protozoa. Origin Mid 18th century: modern Latin, from Greek paramēkēs ‘oval’ from para- ‘against’ + mēkos ‘length’.
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