Meaning & use
dinoflagellate
Last updated
A single-celled marine organism with two whip-like structures used for movement, some species of which cause bioluminescence or harmful algal blooms.
See it in a sentence
At night, the disturbed water glowed blue from millions of dinoflagellates.
Certain dinoflagellates are responsible for the toxic red tides that harm fish and shellfish.
A note on using this word
Dinoflagellates are a key part of ocean plankton, and while many are harmless, some species produce toxins linked to red tides.
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