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Definition of microcystin

microcystin

/ˌmaɪ.kroʊˈsɪs.tɪn/
mi · cro · cys · tin

Plural:microcystins
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microcystin Lexical Profile

microcystin Game Scores & Validity

• noun

1

Any of a class of toxic cyclic peptide compounds produced by certain freshwater cyanobacteria (blue-green algae), known to cause severe liver damage upon ingestion.

Example

"Local authorities urged residents to avoid drinking from the lake after an extensive algal bloom caused elevated levels of microcystin in the water supply."

Synonyms
View all synonyms for microcystin

• Rhymes for microcystin

Word Origin & Etymology

Derived from the cyanobacteria genus name 'Microcystis' (from Greek 'mikros' meaning small and 'kustis' meaning bladder or pouch) combined with the chemical suffix '-in'.

Cite this Entry


Wordmom. (2026). Definition of Microcystin. In Wordmom Dictionary. Retrieved Oct 13, 2026, from https://wordmom.com/dictionary/microcystin
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