Definition of meiofauna in English:

meiofauna

Syllabification: mei·o·fau·na
Pronunciation: /ˈmīəˌfônə
 
/

noun

Ecology
  • Minute interstitial animals living in soil and aquatic sediments.
    More example sentences
    • 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 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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