Alantoin or Allantoin: How To spell?

The word Alantoin is misspelled against Allantoin, a noun meaning "A crystalline, transparent, colorless substance found in the allantoic liquid of the fetal calf; -- formerly called allantoic acid and amniotic acid."

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