Pronunciation: gon'e-aw'laks kat'a-nel'a
Definition: A marine dinoflagellate protozoan that produces a powerful toxin that accumulates in the tissues of mussels and other filter-feeding shellfish and may cause fatal mussel poisoning in humans.
[G. gony, knee, + aulakos, a furrow]
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Examples: glitazone, GI cocktail, etc.