Bdelometer or Bdellometer: How To spell?

The word Bdelometer is misspelled against Bdellometer, a noun meaning "A cupping glass to which are attached a scarificator and an exhausting syringe."

Bdellometer has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings bde & ometer which should not be misspelled with single 'L'
Wrong Spelling:  bde-l-ometer 
Correct Spelling:  bde-ll-ometer 
Find more incorrect spellings of Bdellometer to spell right way.