Definition of meiobenthos in US English:

meiobenthos

noun

Ecology
  • The section of the benthos that includes animals neither small enough to be grouped with the microfauna nor large enough to be grouped with the macrofauna.

Origin

1940s. From meio- + benthos. Compare macrobenthos and microbenthos.

Pronunciation

meiobenthos

/ˌmʌɪəʊˈbɛnθɒs/