SINCE 1828
Pseudo-nitzschia
noun
Pseu·do-nitzsch·ia
| \ ˌsüd-ō-ˈnich-ē-ə
\
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Medical Definition of Pseudo-nitzschia
: a genus of diatoms (order Pennales) including several (such as P. australis and P. pungens) that occur in algal blooms, produce domoic acid, and cause amnesic shellfish poisoning
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