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heterocyst

[het-er-uh-sist]

noun

Bacteriology.
  1. one of the enlarged nitrogen-fixing cells occurring along the filaments in some cyanobacteria.



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Word History and Origins

Origin of heterocyst1

First recorded in 1870–75; hetero- + cyst
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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

All × 300. y, heterocyst. sp. spore.

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