Standard Lemma guide

meiofauna

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A group of marine or freshwater, typically benthic organisms that are intermediate in terms of size between macrofauna and microfauna, and which can pass through a 1 mm sieve, but are retained by a 45 μm sieve.

Definition source: English Wiktionary via Wiktextract

Topics: biology, ecology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: meiobenthos

Antonyms: none provided

History

Etymology

From meio- + fauna. Meio- is from Ancient Greek μεῖον (meîon, “less”).