verb /ˌrætiˈosəˌneɪt,ˌræʃiˈɑsəˌneɪt/
"Observe the relative position," returned the Doctor with a smile. "It is your attitude to believe through thick and thin in one mans judgment—your own. I follow the same opinion, but critically and with open eyes. Which is the more irrational—I leave it to yourself."
See Also: ratiocination
Wikipedia foundation.