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单词 meiofauna
释义

Definition of meiofauna in English:

meiofauna

noun ˈmʌɪəʊˌfɔːnəˈmīōˌfônə
mass nounEcology
  • Minute interstitial animals living in soil and aquatic sediments.

    〔生态〕小型底栖动物

    Example sentencesExamples
    • In other words, at some point an ancestral deuterostome became really small, probably as a member of the meiofauna, and lost a number of complicated organ systems as a result.
    • The meiofauna, as the tiny invertebrate animals are called, are equipped with all sorts of odd appendages and body shapes that are well adapted to this unique environment.
    • The scientists found on the ocean floor miniscule meiofauna, single-celled creatures less than half a millimeter long, the most successful and numerous animal in the southern sea.
    • The loriciferans seem to be one of the most abundant groups of meiofauna in the deep-sea, but also occur in mud on shallower water, and they may be one of the dominant meiofauna groups.
    • The Kinorhyncha are microscopic, bilaterally symmetrical, exclusively free-living, benthic, marine animals and ecologically part of the meiofauna.

Origin

1960s: from Greek meiōn 'less or smaller' + fauna.

Definition of meiofauna in US English:

meiofauna

nounˈmīōˌfônə
Ecology
  • Minute interstitial animals living in soil and aquatic sediments.

    〔生态〕小型底栖动物

    Example sentencesExamples
    • In other words, at some point an ancestral deuterostome became really small, probably as a member of the meiofauna, and lost a number of complicated organ systems as a result.
    • The meiofauna, as the tiny invertebrate animals are called, are equipped with all sorts of odd appendages and body shapes that are well adapted to this unique environment.
    • The loriciferans seem to be one of the most abundant groups of meiofauna in the deep-sea, but also occur in mud on shallower water, and they may be one of the dominant meiofauna groups.
    • The Kinorhyncha are microscopic, bilaterally symmetrical, exclusively free-living, benthic, marine animals and ecologically part of the meiofauna.
    • The scientists found on the ocean floor miniscule meiofauna, single-celled creatures less than half a millimeter long, the most successful and numerous animal in the southern sea.

Origin

1960s: from Greek meiōn ‘less or smaller’ + fauna.

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更新时间:2025/7/5 16:00:20