Английский разговорный словарь (основной) - ratiocinate
Ratiocinate
ratiocinate
ˌrætɪˈɔsɪneɪt v.intr. literary go throughlogical processes, reason, esp. using syllogisms. øøratiocination n. ratiocinative adj. ratiocinator n. [L ratiocinari (as RATIO)]