Mesopsammon

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Community of small species that live in mesopsammic spaces where water is filtered between grains of sand and fine gravel. uncountable

    "The body, however, is always extremely slender with a diameter of not more than 500 μ, thus enabling the animals to move through the interstitial system without actively replacing the sand grains; all the listed species, therefore, are considered to be mesopsammon forms sensu Broaden (1962)"

Example

More examples

"The body, however, is always extremely slender with a diameter of not more than 500 μ, thus enabling the animals to move through the interstitial system without actively replacing the sand grains; all the listed species, therefore, are considered to be mesopsammon forms sensu Broaden (1962)"

Etymology

From mesopsammic + -on. Compare psammon.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.