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Definition of Heterocyst
1. n. A cell larger than the others, and of different appearance, occurring in certain algæ related to nostoc.
Definition of Heterocyst
1. [n -S]
Medical Definition of Heterocyst
1. 
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1. n. A cell larger than the others, and of different appearance, occurring in certain algæ related to nostoc.
1. [n -S]
1.