Fisigemmation or Fissigemmation: How To spell?

The word Fisigemmation is misspelled against Fissigemmation, a noun meaning "A process of reproduction intermediate between fission and gemmation."

Fissigemmation has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings fi & igemmation which should not be misspelled with single 'S'
Wrong Spelling:  fi-s-igemmation 
Correct Spelling:  fi-ss-igemmation 
Find more incorrect spellings of Fissigemmation to spell right way.

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