Emisive or Emissive: How To spell?
The word Emisive is misspelled against Emissive, an adjective meaning "Sending out; emitting; as, emissive powers."
Emissive has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings emi & ive which should not be misspelled with single 'S'
Wrong Spelling:  emi-s-ive  Correct Spelling:  emi-ss-ive 
Find more wrongly spelled words of Emissive to spell it well.