Biomat

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A clogging layer of typically densely packed decaying organic matter which impedes the downward flow of water.

    "This may be an artifact of the aerobic conditions used which would not favor the growth of any anaerobic bacteria that may exist in the low oxygen regions within the biomat."

  2. 2
    A restrictive layer that develops beneath the distribution lines of the soil absorption system of septic tanks at the gravel-soil or bed-soil interface.

Example

More examples

"This may be an artifact of the aerobic conditions used which would not favor the growth of any anaerobic bacteria that may exist in the low oxygen regions within the biomat."

Etymology

From bio- + mat.

Related phrases

septic tank

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