Hydroulical or Hydraulical: How To spell?
The word Hydroulical is misspelled against Hydraulical, an adjective meaning "Hydraulic."
Word contains consecutive vowels 'AU' in between alphabets hydr & lical is misspelled as 'OU'Wrong Spelling:  hydr-ou-lical  Correct Spelling:  hydr-au-lical 
Check more misspelled words of Hydraulical to spell it correct.