Glisando or Glissando: How To spell?
The word Glisando is misspelled against Glissando, a noun meaning "A gliding effect; gliding."
Glissando has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings gli & ando which should not be misspelled with single 'S'
Wrong Spelling:  gli-s-ando  Correct Spelling:  gli-ss-ando 
Find more incorrect spellings of Glissando to spell right way.