Toricellian or Torricellian: How To spell?
The word Toricellian is misspelled against Torricellian, an adjective meaning "pertaining to Tricelli, an Italian philosopher and mathematician, who, in 1643, discovered that the rise a liquid in a tube, as in the barometer, is due to atmospheric pressure. See Barometer."
Torricellian has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings to & icellian which should not be misspelled with single 'R'
Wrong Spelling:  to-r-icellian  Correct Spelling:  to-rr-icellian 
Find more incorrect spellings of Torricellian to spell right way.