Disjunction or Disjuncttion: How To spell?
The word Disjunction is misspelled against Disjuncttion, a noun meaning "A disjunctive proposition."
Disjuncttion has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings disjunc & ion which should not be misspelled with single 'T'
Wrong Spelling:  disjunc-t-ion  Correct Spelling:  disjunc-tt-ion 
Check more misspelled words of Disjuncttion to spell it correct.