ratiocinate

play
verb ra·ti·o·ci·nate \ˌra-tē-ˈō-sə-ˌnāt, ˌra-shē-, -ˈä-\

Definition of ratiocinate

ratiocinated

;

ratiocinating

  1. intransitive verb
  2. :  reason

ratiocinator

play \-ˌnā-tər\ noun

Origin and Etymology of ratiocinate

Latin ratiocinatus, past participle of ratiocinari to reckon, from ratio + -cinari (as in vaticinari to prophesy) — more at vaticinate


First Known Use: 1643

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a trip made at another's expense

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