Monosymetrical or Monosymmetrical: How To spell?
The word Monosymetrical is misspelled against Monosymmetrical, an adjective meaning "Same as Monoclinic."
Monosymmetrical has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings monosy & etrical which should not be misspelled with single 'M'
Wrong Spelling:  monosy-m-etrical  Correct Spelling:  monosy-mm-etrical 
Find more incorrect spellings of Monosymmetrical to spell right way.